19429956

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1$

素因数の和:695

約数の個数: 120

約数和(自身を含む): 62610240

約数和(自身を除く): 43180284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 659, 702, 756, 819, 1053, 1092, 1134, 1318, 1404, 1638, 1977, 2106, 2268, 2457, 2636, 3276, 3954, 4212, 4613, 4914, 5931, 7371, 7908, 8567, 9226, 9828, 11862, 13839, 14742, 17134, 17793, 18452, 23724, 25701, 27678, 29484, 34268, 35586, 41517, 51402, 53379, 55356, 59969, 71172, 77103, 83034, 102804, 106758, 119938, 124551, 154206, 166068, 179907, 213516, 231309, 239876, 249102, 308412, 359814, 373653, 462618, 498204, 539721, 693927, 719628, 747306, 925236, 1079442, 1387854, 1494612, 1619163, 2158884, 2775708, 3238326, 4857489, 6476652, 9714978, 19429956]

約数ペア:

[(1, 19429956), (2, 9714978), (3, 6476652), (4, 4857489), (6, 3238326), (7, 2775708), (9, 2158884), (12, 1619163), (13, 1494612), (14, 1387854), (18, 1079442), (21, 925236), (26, 747306), (27, 719628), (28, 693927), (36, 539721), (39, 498204), (42, 462618), (52, 373653), (54, 359814), (63, 308412), (78, 249102), (81, 239876), (84, 231309), (91, 213516), (108, 179907), (117, 166068), (126, 154206), (156, 124551), (162, 119938), (182, 106758), (189, 102804), (234, 83034), (252, 77103), (273, 71172), (324, 59969), (351, 55356), (364, 53379), (378, 51402), (468, 41517), (546, 35586), (567, 34268), (659, 29484), (702, 27678), (756, 25701), (819, 23724), (1053, 18452), (1092, 17793), (1134, 17134), (1318, 14742), (1404, 13839), (1638, 11862), (1977, 9828), (2106, 9226), (2268, 8567), (2457, 7908), (2636, 7371), (3276, 5931), (3954, 4914), (4212, 4613)]