20308386

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{4519}}^1$

素因数の和:4638

約数の個数: 32

約数和(自身を含む): 46863360

約数和(自身を除く): 26554974

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 107, 214, 321, 642, 749, 1498, 2247, 4494, 4519, 9038, 13557, 27114, 31633, 63266, 94899, 189798, 483533, 967066, 1450599, 2901198, 3384731, 6769462, 10154193, 20308386]

約数ペア:

[(1, 20308386), (2, 10154193), (3, 6769462), (6, 3384731), (7, 2901198), (14, 1450599), (21, 967066), (42, 483533), (107, 189798), (214, 94899), (321, 63266), (642, 31633), (749, 27114), (1498, 13557), (2247, 9038), (4494, 4519)]