18460496

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 37122624

約数和(自身を除く): 18662128

約数列:

[1, 2, 4, 8, 16, 41, 82, 107, 164, 214, 263, 328, 428, 526, 656, 856, 1052, 1712, 2104, 4208, 4387, 8774, 10783, 17548, 21566, 28141, 35096, 43132, 56282, 70192, 86264, 112564, 172528, 225128, 450256, 1153781, 2307562, 4615124, 9230248, 18460496]

約数ペア:

[(1, 18460496), (2, 9230248), (4, 4615124), (8, 2307562), (16, 1153781), (41, 450256), (82, 225128), (107, 172528), (164, 112564), (214, 86264), (263, 70192), (328, 56282), (428, 43132), (526, 35096), (656, 28141), (856, 21566), (1052, 17548), (1712, 10783), (2104, 8774), (4208, 4387)]