20871036117

素因数分解:

$3^2\times {\mathrm{307}}^1\times {\mathrm{571}}^1\times {\mathrm{13229}}^1$

素因数の和:14113

約数の個数: 24

約数和(自身を含む): 30300510240

約数和(自身を除く): 9429474123

約数列:

[1, 3, 9, 307, 571, 921, 1713, 2763, 5139, 13229, 39687, 119061, 175297, 525891, 1577673, 4061303, 7553759, 12183909, 22661277, 36551727, 67983831, 2319004013, 6957012039, 20871036117]

約数ペア:

[(1, 20871036117), (3, 6957012039), (9, 2319004013), (307, 67983831), (571, 36551727), (921, 22661277), (1713, 12183909), (2763, 7553759), (5139, 4061303), (13229, 1577673), (39687, 525891), (119061, 175297)]