20860414

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{1049}}^1$

素因数の和:1275

約数の個数: 16

約数和(自身を含む): 32029200

約数和(自身を除く): 11168786

約数列:

[1, 2, 61, 122, 163, 326, 1049, 2098, 9943, 19886, 63989, 127978, 170987, 341974, 10430207, 20860414]

約数ペア:

[(1, 20860414), (2, 10430207), (61, 341974), (122, 170987), (163, 127978), (326, 63989), (1049, 19886), (2098, 9943)]