18837736

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2767}}^1$

素因数の和:2833

約数の個数: 32

約数和(自身を含む): 37866240

約数和(自身を除く): 19028504

約数列:

[1, 2, 4, 8, 23, 37, 46, 74, 92, 148, 184, 296, 851, 1702, 2767, 3404, 5534, 6808, 11068, 22136, 63641, 102379, 127282, 204758, 254564, 409516, 509128, 819032, 2354717, 4709434, 9418868, 18837736]

約数ペア:

[(1, 18837736), (2, 9418868), (4, 4709434), (8, 2354717), (23, 819032), (37, 509128), (46, 409516), (74, 254564), (92, 204758), (148, 127282), (184, 102379), (296, 63641), (851, 22136), (1702, 11068), (2767, 6808), (3404, 5534)]