20167055979

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{3707861}}^1$

素因数の和:3707915

約数の個数: 24

約数和(自身を含む): 32124916368

約数和(自身を除く): 11957860389

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 259, 777, 1813, 5439, 3707861, 11123583, 25955027, 77865081, 137190857, 181685189, 411572571, 545055567, 960335999, 2881007997, 6722351993, 20167055979]

約数ペア:

[(1, 20167055979), (3, 6722351993), (7, 2881007997), (21, 960335999), (37, 545055567), (49, 411572571), (111, 181685189), (147, 137190857), (259, 77865081), (777, 25955027), (1813, 11123583), (5439, 3707861)]