16980971524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{385931171}}^1$

素因数の和:385931186

約数の個数: 12

約数和(自身を含む): 32418218448

約数和(自身を除く): 15437246924

約数列:

[1, 2, 4, 11, 22, 44, 385931171, 771862342, 1543724684, 4245242881, 8490485762, 16980971524]

約数ペア:

[(1, 16980971524), (2, 8490485762), (4, 4245242881), (11, 1543724684), (22, 771862342), (44, 385931171)]