12920526

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 30551040

約数和(自身を除く): 17630514

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 101, 103, 138, 202, 206, 207, 303, 309, 414, 606, 618, 621, 909, 927, 1242, 1818, 1854, 2323, 2369, 2727, 2781, 4646, 4738, 5454, 5562, 6969, 7107, 10403, 13938, 14214, 20806, 20907, 21321, 31209, 41814, 42642, 62418, 62721, 63963, 93627, 125442, 127926, 187254, 239269, 280881, 478538, 561762, 717807, 1435614, 2153421, 4306842, 6460263, 12920526]

約数ペア:

[(1, 12920526), (2, 6460263), (3, 4306842), (6, 2153421), (9, 1435614), (18, 717807), (23, 561762), (27, 478538), (46, 280881), (54, 239269), (69, 187254), (101, 127926), (103, 125442), (138, 93627), (202, 63963), (206, 62721), (207, 62418), (303, 42642), (309, 41814), (414, 31209), (606, 21321), (618, 20907), (621, 20806), (909, 14214), (927, 13938), (1242, 10403), (1818, 7107), (1854, 6969), (2323, 5562), (2369, 5454), (2727, 4738), (2781, 4646)]