20271615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14851}}^1$

素因数の和:14879

約数の個数: 32

約数和(自身を含む): 39922176

約数和(自身を除く): 19650561

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14851, 44553, 74255, 103957, 193063, 222765, 311871, 519785, 579189, 965315, 1351441, 1559355, 2895945, 4054323, 6757205, 20271615]

約数ペア:

[(1, 20271615), (3, 6757205), (5, 4054323), (7, 2895945), (13, 1559355), (15, 1351441), (21, 965315), (35, 579189), (39, 519785), (65, 311871), (91, 222765), (105, 193063), (195, 103957), (273, 74255), (455, 44553), (1365, 14851)]