20121219615

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{163927}}^1$

素因数の和:164116

約数の個数: 48

約数和(自身を含む): 37674588672

約数和(自身を除く): 17553369057

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 167, 245, 501, 735, 835, 1169, 2505, 3507, 5845, 8183, 17535, 24549, 40915, 122745, 163927, 491781, 819635, 1147489, 2458905, 3442467, 5737445, 8032423, 17212335, 24097269, 27375809, 40162115, 82127427, 120486345, 136879045, 191630663, 410637135, 574891989, 958153315, 1341414641, 2874459945, 4024243923, 6707073205, 20121219615]

約数ペア:

[(1, 20121219615), (3, 6707073205), (5, 4024243923), (7, 2874459945), (15, 1341414641), (21, 958153315), (35, 574891989), (49, 410637135), (105, 191630663), (147, 136879045), (167, 120486345), (245, 82127427), (501, 40162115), (735, 27375809), (835, 24097269), (1169, 17212335), (2505, 8032423), (3507, 5737445), (5845, 3442467), (8183, 2458905), (17535, 1147489), (24549, 819635), (40915, 491781), (122745, 163927)]