18540856

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{56527}}^1$

素因数の和:56574

約数の個数: 16

約数和(自身を含む): 35612640

約数和(自身を除く): 17071784

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 56527, 113054, 226108, 452216, 2317607, 4635214, 9270428, 18540856]

約数ペア:

[(1, 18540856), (2, 9270428), (4, 4635214), (8, 2317607), (41, 452216), (82, 226108), (164, 113054), (328, 56527)]