20865130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14591}}^1$

素因数の和:14622

約数の個数: 32

約数和(自身を含む): 44126208

約数和(自身を除く): 23261078

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14591, 29182, 72955, 145910, 160501, 189683, 321002, 379366, 802505, 948415, 1605010, 1896830, 2086513, 4173026, 10432565, 20865130]

約数ペア:

[(1, 20865130), (2, 10432565), (5, 4173026), (10, 2086513), (11, 1896830), (13, 1605010), (22, 948415), (26, 802505), (55, 379366), (65, 321002), (110, 189683), (130, 160501), (143, 145910), (286, 72955), (715, 29182), (1430, 14591)]