18127672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{499}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 36000000

約数和(自身を除く): 17872328

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 239, 478, 499, 956, 998, 1912, 1996, 3992, 4541, 9082, 9481, 18164, 18962, 36328, 37924, 75848, 119261, 238522, 477044, 954088, 2265959, 4531918, 9063836, 18127672]

約数ペア:

[(1, 18127672), (2, 9063836), (4, 4531918), (8, 2265959), (19, 954088), (38, 477044), (76, 238522), (152, 119261), (239, 75848), (478, 37924), (499, 36328), (956, 18962), (998, 18164), (1912, 9481), (1996, 9082), (3992, 4541)]