20447470

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{3671}}^1$

素因数の和:4235

約数の個数: 16

約数和(自身を含む): 36881568

約数和(自身を除く): 16434098

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 3671, 5570, 7342, 18355, 36710, 2044747, 4089494, 10223735, 20447470]

約数ペア:

[(1, 20447470), (2, 10223735), (5, 4089494), (10, 2044747), (557, 36710), (1114, 18355), (2785, 7342), (3671, 5570)]