19084540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56131}}^1$

素因数の和:56157

約数の個数: 24

約数和(自身を含む): 42435792

約数和(自身を除く): 23351252

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56131, 112262, 224524, 280655, 561310, 954227, 1122620, 1908454, 3816908, 4771135, 9542270, 19084540]

約数ペア:

[(1, 19084540), (2, 9542270), (4, 4771135), (5, 3816908), (10, 1908454), (17, 1122620), (20, 954227), (34, 561310), (68, 280655), (85, 224524), (170, 112262), (340, 56131)]