19420184

素因数分解:

$2^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1451}}^1$

素因数の和:1703

約数の個数: 32

約数和(自身を含む): 41817600

約数和(自身を除く): 22397416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 239, 478, 956, 1451, 1673, 1912, 2902, 3346, 5804, 6692, 10157, 11608, 13384, 20314, 40628, 81256, 346789, 693578, 1387156, 2427523, 2774312, 4855046, 9710092, 19420184]

約数ペア:

[(1, 19420184), (2, 9710092), (4, 4855046), (7, 2774312), (8, 2427523), (14, 1387156), (28, 693578), (56, 346789), (239, 81256), (478, 40628), (956, 20314), (1451, 13384), (1673, 11608), (1912, 10157), (2902, 6692), (3346, 5804)]