18492619460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{886511}}^1$

素因数の和:886676

約数の個数: 48

約数和(自身を含む): 44680204800

約数和(自身を除く): 26187585340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4172, 5215, 10430, 20860, 886511, 1773022, 3546044, 4432555, 6205577, 8865110, 12411154, 17730220, 24822308, 31027885, 62055770, 124111540, 132090139, 264180278, 528360556, 660450695, 924630973, 1320901390, 1849261946, 2641802780, 3698523892, 4623154865, 9246309730, 18492619460]

約数ペア:

[(1, 18492619460), (2, 9246309730), (4, 4623154865), (5, 3698523892), (7, 2641802780), (10, 1849261946), (14, 1320901390), (20, 924630973), (28, 660450695), (35, 528360556), (70, 264180278), (140, 132090139), (149, 124111540), (298, 62055770), (596, 31027885), (745, 24822308), (1043, 17730220), (1490, 12411154), (2086, 8865110), (2980, 6205577), (4172, 4432555), (5215, 3546044), (10430, 1773022), (20860, 886511)]