20183544927

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:459

約数の個数: 160

約数和(自身を含む): 37925217792

約数和(自身を除く): 17741672865

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 107, 117, 157, 163, 189, 273, 321, 351, 471, 489, 567, 749, 819, 963, 1053, 1099, 1141, 1391, 1413, 1467, 2041, 2119, 2247, 2457, 2889, 3297, 3423, 4173, 4239, 4401, 6123, 6357, 6741, 7371, 8667, 9737, 9891, 10269, 12519, 12717, 13203, 14287, 14833, 16799, 17441, 18369, 19071, 20223, 25591, 29211, 29673, 30807, 37557, 42861, 44499, 50397, 52323, 55107, 57213, 60669, 76773, 87633, 89019, 92421, 112671, 117593, 122087, 128583, 133497, 151191, 156969, 165321, 171639, 179137, 218387, 226733, 230319, 262899, 332683, 352779, 366261, 385749, 400491, 453573, 470907, 537411, 655161, 680199, 690957, 788697, 998049, 1058337, 1098783, 1157247, 1201473, 1360719, 1412721, 1528709, 1587131, 1612233, 1965483, 2040597, 2072871, 2328781, 2738237, 2994147, 3175011, 3296349, 4586127, 4761393, 4836699, 5896449, 6121791, 6986343, 8214711, 8982441, 9525033, 9889047, 13758381, 14284179, 14510097, 17689347, 18365373, 19167659, 20959029, 24644133, 26947323, 35597081, 41275143, 42852537, 57502977, 62877087, 73932399, 106791243, 123825429, 128557611, 172508931, 188631261, 221797197, 249179567, 320373729, 517526793, 747538701, 961121187, 1552580379, 2242616103, 2883363561, 6727848309, 20183544927]

約数ペア:

[(1, 20183544927), (3, 6727848309), (7, 2883363561), (9, 2242616103), (13, 1552580379), (21, 961121187), (27, 747538701), (39, 517526793), (63, 320373729), (81, 249179567), (91, 221797197), (107, 188631261), (117, 172508931), (157, 128557611), (163, 123825429), (189, 106791243), (273, 73932399), (321, 62877087), (351, 57502977), (471, 42852537), (489, 41275143), (567, 35597081), (749, 26947323), (819, 24644133), (963, 20959029), (1053, 19167659), (1099, 18365373), (1141, 17689347), (1391, 14510097), (1413, 14284179), (1467, 13758381), (2041, 9889047), (2119, 9525033), (2247, 8982441), (2457, 8214711), (2889, 6986343), (3297, 6121791), (3423, 5896449), (4173, 4836699), (4239, 4761393), (4401, 4586127), (6123, 3296349), (6357, 3175011), (6741, 2994147), (7371, 2738237), (8667, 2328781), (9737, 2072871), (9891, 2040597), (10269, 1965483), (12519, 1612233), (12717, 1587131), (13203, 1528709), (14287, 1412721), (14833, 1360719), (16799, 1201473), (17441, 1157247), (18369, 1098783), (19071, 1058337), (20223, 998049), (25591, 788697), (29211, 690957), (29673, 680199), (30807, 655161), (37557, 537411), (42861, 470907), (44499, 453573), (50397, 400491), (52323, 385749), (55107, 366261), (57213, 352779), (60669, 332683), (76773, 262899), (87633, 230319), (89019, 226733), (92421, 218387), (112671, 179137), (117593, 171639), (122087, 165321), (128583, 156969), (133497, 151191)]