18287864

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{11261}}^1$

素因数の和:11303

約数の個数: 32

約数和(自身を含む): 40543200

約数和(自身を除く): 22255336

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 203, 232, 406, 812, 1624, 11261, 22522, 45044, 78827, 90088, 157654, 315308, 326569, 630616, 653138, 1306276, 2285983, 2612552, 4571966, 9143932, 18287864]

約数ペア:

[(1, 18287864), (2, 9143932), (4, 4571966), (7, 2612552), (8, 2285983), (14, 1306276), (28, 653138), (29, 630616), (56, 326569), (58, 315308), (116, 157654), (203, 90088), (232, 78827), (406, 45044), (812, 22522), (1624, 11261)]