19773910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{4111}}^1$

素因数の和:4168

約数の個数: 32

約数和(自身を含む): 39376512

約数和(自身を除く): 19602602

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4111, 4810, 8222, 20555, 41110, 53443, 106886, 152107, 267215, 304214, 534430, 760535, 1521070, 1977391, 3954782, 9886955, 19773910]

約数ペア:

[(1, 19773910), (2, 9886955), (5, 3954782), (10, 1977391), (13, 1521070), (26, 760535), (37, 534430), (65, 304214), (74, 267215), (130, 152107), (185, 106886), (370, 53443), (481, 41110), (962, 20555), (2405, 8222), (4111, 4810)]