20120914

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{22307}}^1$

素因数の和:22361

約数の個数: 16

約数和(自身を含む): 33729696

約数和(自身を除く): 13608782

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 22307, 44614, 245377, 490754, 914587, 1829174, 10060457, 20120914]

約数ペア:

[(1, 20120914), (2, 10060457), (11, 1829174), (22, 914587), (41, 490754), (82, 245377), (451, 44614), (902, 22307)]