20120287304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11380253}}^1$

素因数の和:11380289

約数の個数: 32

約数和(自身を含む): 43017360120

約数和(自身を除く): 22897072816

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 11380253, 22760506, 45521012, 91042024, 147943289, 193464301, 295886578, 386928602, 591773156, 773857204, 1183546312, 1547714408, 2515035913, 5030071826, 10060143652, 20120287304]

約数ペア:

[(1, 20120287304), (2, 10060143652), (4, 5030071826), (8, 2515035913), (13, 1547714408), (17, 1183546312), (26, 773857204), (34, 591773156), (52, 386928602), (68, 295886578), (104, 193464301), (136, 147943289), (221, 91042024), (442, 45521012), (884, 22760506), (1768, 11380253)]