20611442

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3923}}^1$

素因数の和:4033

約数の個数: 16

約数和(自身を含む): 32208192

約数和(自身を除く): 11596750

約数列:

[1, 2, 37, 71, 74, 142, 2627, 3923, 5254, 7846, 145151, 278533, 290302, 557066, 10305721, 20611442]

約数ペア:

[(1, 20611442), (2, 10305721), (37, 557066), (71, 290302), (74, 278533), (142, 145151), (2627, 7846), (3923, 5254)]