20164618978

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2083}}^1\times {\mathrm{9739}}^1$

素因数の和:11902

約数の個数: 32

約数和(自身を含む): 35075220480

約数和(自身を除く): 14910601502

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 2083, 4166, 9739, 14581, 19478, 29162, 68173, 136346, 147893, 295786, 691469, 1035251, 1382938, 2070502, 4840283, 9680566, 20286337, 40572674, 142004359, 284008718, 1440329927, 2880659854, 10082309489, 20164618978]

約数ペア:

[(1, 20164618978), (2, 10082309489), (7, 2880659854), (14, 1440329927), (71, 284008718), (142, 142004359), (497, 40572674), (994, 20286337), (2083, 9680566), (4166, 4840283), (9739, 2070502), (14581, 1382938), (19478, 1035251), (29162, 691469), (68173, 295786), (136346, 147893)]