18339438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1231}}^1$

素因数の和:1440

約数の個数: 32

約数和(自身を含む): 39739392

約数和(自身を除く): 21399954

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 191, 382, 573, 1146, 1231, 2462, 2483, 3693, 4966, 7386, 7449, 14898, 16003, 32006, 48009, 96018, 235121, 470242, 705363, 1410726, 3056573, 6113146, 9169719, 18339438]

約数ペア:

[(1, 18339438), (2, 9169719), (3, 6113146), (6, 3056573), (13, 1410726), (26, 705363), (39, 470242), (78, 235121), (191, 96018), (382, 48009), (573, 32006), (1146, 16003), (1231, 14898), (2462, 7449), (2483, 7386), (3693, 4966)]