20942911678

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{2053}}^1\times {\mathrm{392351}}^1$

素因数の和:394419

約数の個数: 16

約数和(自身を含む): 33847422336

約数和(自身を除く): 12904510658

約数列:

[1, 2, 13, 26, 2053, 4106, 26689, 53378, 392351, 784702, 5100563, 10201126, 805496603, 1610993206, 10471455839, 20942911678]

約数ペア:

[(1, 20942911678), (2, 10471455839), (13, 1610993206), (26, 805496603), (2053, 10201126), (4106, 5100563), (26689, 784702), (53378, 392351)]