20112141672

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{491}}^1\times {\mathrm{27091}}^1$

素因数の和:27604

約数の個数: 128

約数和(自身を含む): 63980467200

約数和(自身を除く): 43868325528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 491, 504, 756, 982, 1473, 1512, 1964, 2946, 3437, 3928, 4419, 5892, 6874, 8838, 10311, 11784, 13257, 13748, 17676, 20622, 26514, 27091, 27496, 30933, 35352, 41244, 53028, 54182, 61866, 81273, 82488, 92799, 106056, 108364, 123732, 162546, 185598, 189637, 216728, 243819, 247464, 325092, 371196, 379274, 487638, 568911, 650184, 731457, 742392, 758548, 975276, 1137822, 1462914, 1517096, 1706733, 1950552, 2275644, 2925828, 3413466, 4551288, 5120199, 5851656, 6826932, 10240398, 13301681, 13653864, 20480796, 26603362, 39905043, 40961592, 53206724, 79810086, 93111767, 106413448, 119715129, 159620172, 186223534, 239430258, 279335301, 319240344, 359145387, 372447068, 478860516, 558670602, 718290774, 744894136, 838005903, 957721032, 1117341204, 1436581548, 1676011806, 2234682408, 2514017709, 2873163096, 3352023612, 5028035418, 6704047224, 10056070836, 20112141672]

約数ペア:

[(1, 20112141672), (2, 10056070836), (3, 6704047224), (4, 5028035418), (6, 3352023612), (7, 2873163096), (8, 2514017709), (9, 2234682408), (12, 1676011806), (14, 1436581548), (18, 1117341204), (21, 957721032), (24, 838005903), (27, 744894136), (28, 718290774), (36, 558670602), (42, 478860516), (54, 372447068), (56, 359145387), (63, 319240344), (72, 279335301), (84, 239430258), (108, 186223534), (126, 159620172), (168, 119715129), (189, 106413448), (216, 93111767), (252, 79810086), (378, 53206724), (491, 40961592), (504, 39905043), (756, 26603362), (982, 20480796), (1473, 13653864), (1512, 13301681), (1964, 10240398), (2946, 6826932), (3437, 5851656), (3928, 5120199), (4419, 4551288), (5892, 3413466), (6874, 2925828), (8838, 2275644), (10311, 1950552), (11784, 1706733), (13257, 1517096), (13748, 1462914), (17676, 1137822), (20622, 975276), (26514, 758548), (27091, 742392), (27496, 731457), (30933, 650184), (35352, 568911), (41244, 487638), (53028, 379274), (54182, 371196), (61866, 325092), (81273, 247464), (82488, 243819), (92799, 216728), (106056, 189637), (108364, 185598), (123732, 162546)]