20186406

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 45287424

約数和(自身を除く): 25101018

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 107, 141, 214, 223, 282, 321, 423, 446, 642, 669, 846, 963, 1338, 1926, 2007, 4014, 5029, 10058, 10481, 15087, 20962, 23861, 30174, 31443, 45261, 47722, 62886, 71583, 90522, 94329, 143166, 188658, 214749, 429498, 1121467, 2242934, 3364401, 6728802, 10093203, 20186406]

約数ペア:

[(1, 20186406), (2, 10093203), (3, 6728802), (6, 3364401), (9, 2242934), (18, 1121467), (47, 429498), (94, 214749), (107, 188658), (141, 143166), (214, 94329), (223, 90522), (282, 71583), (321, 62886), (423, 47722), (446, 45261), (642, 31443), (669, 30174), (846, 23861), (963, 20962), (1338, 15087), (1926, 10481), (2007, 10058), (4014, 5029)]