20438626

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{3463}}^1$

素因数の和:3705

約数の個数: 16

約数和(自身を含む): 33171264

約数和(自身を除く): 12732638

約数列:

[1, 2, 13, 26, 227, 454, 2951, 3463, 5902, 6926, 45019, 90038, 786101, 1572202, 10219313, 20438626]

約数ペア:

[(1, 20438626), (2, 10219313), (13, 1572202), (26, 786101), (227, 90038), (454, 45019), (2951, 6926), (3463, 5902)]