19239160

素因数分解:

$2^3\times 5^1\times {\mathrm{480979}}^1$

素因数の和:480990

約数の個数: 16

約数和(自身を含む): 43288200

約数和(自身を除く): 24049040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 480979, 961958, 1923916, 2404895, 3847832, 4809790, 9619580, 19239160]

約数ペア:

[(1, 19239160), (2, 9619580), (4, 4809790), (5, 3847832), (8, 2404895), (10, 1923916), (20, 961958), (40, 480979)]