18880452374

素因数分解:

$2^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{3129011}}^1$

素因数の和:3129451

約数の個数: 16

約数和(自身を含む): 32441596416

約数和(自身を除く): 13561144042

約数列:

[1, 2, 7, 14, 431, 862, 3017, 6034, 3129011, 6258022, 21903077, 43806154, 1348603741, 2697207482, 9440226187, 18880452374]

約数ペア:

[(1, 18880452374), (2, 9440226187), (7, 2697207482), (14, 1348603741), (431, 43806154), (862, 21903077), (3017, 6258022), (6034, 3129011)]