12920672018

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1\times {\mathrm{33427}}^1$

素因数の和:34817

約数の個数: 16

約数和(自身を含む): 19520882304

約数和(自身を除く): 6600210286

約数列:

[1, 2, 157, 314, 1231, 2462, 33427, 66854, 193267, 386534, 5248039, 10496078, 41148637, 82297274, 6460336009, 12920672018]

約数ペア:

[(1, 12920672018), (2, 6460336009), (157, 82297274), (314, 41148637), (1231, 10496078), (2462, 5248039), (33427, 386534), (66854, 193267)]