20068695

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2437}}^1$

素因数の和:2512

約数の個数: 32

約数和(自身を含む): 36277440

約数和(自身を除く): 16208745

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2437, 2745, 7311, 8235, 12185, 21933, 36555, 65799, 109665, 148657, 328995, 445971, 743285, 1337913, 2229855, 4013739, 6689565, 20068695]

約数ペア:

[(1, 20068695), (3, 6689565), (5, 4013739), (9, 2229855), (15, 1337913), (27, 743285), (45, 445971), (61, 328995), (135, 148657), (183, 109665), (305, 65799), (549, 36555), (915, 21933), (1647, 12185), (2437, 8235), (2745, 7311)]