18297788

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{3371}}^1$

素因数の和:3457

約数の個数: 24

約数和(自身を含む): 33989760

約数和(自身を除く): 15691972

約数列:

[1, 2, 4, 23, 46, 59, 92, 118, 236, 1357, 2714, 3371, 5428, 6742, 13484, 77533, 155066, 198889, 310132, 397778, 795556, 4574447, 9148894, 18297788]

約数ペア:

[(1, 18297788), (2, 9148894), (4, 4574447), (23, 795556), (46, 397778), (59, 310132), (92, 198889), (118, 155066), (236, 77533), (1357, 13484), (2714, 6742), (3371, 5428)]