18081986

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{877}}^1$

素因数の和:966

約数の個数: 24

約数和(自身を含む): 29885364

約数和(自身を除く): 11803378

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 877, 1586, 1754, 10309, 11401, 20618, 22802, 53497, 106994, 148213, 296426, 695461, 1390922, 9040993, 18081986]

約数ペア:

[(1, 18081986), (2, 9040993), (13, 1390922), (26, 695461), (61, 296426), (122, 148213), (169, 106994), (338, 53497), (793, 22802), (877, 20618), (1586, 11401), (1754, 10309)]