19265500

素因数分解:

$2^2\times 5^3\times {\mathrm{53}}^1\times {\mathrm{727}}^1$

素因数の和:799

約数の個数: 48

約数和(自身を含む): 42928704

約数和(自身を除く): 23663204

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 125, 212, 250, 265, 500, 530, 727, 1060, 1325, 1454, 2650, 2908, 3635, 5300, 6625, 7270, 13250, 14540, 18175, 26500, 36350, 38531, 72700, 77062, 90875, 154124, 181750, 192655, 363500, 385310, 770620, 963275, 1926550, 3853100, 4816375, 9632750, 19265500]

約数ペア:

[(1, 19265500), (2, 9632750), (4, 4816375), (5, 3853100), (10, 1926550), (20, 963275), (25, 770620), (50, 385310), (53, 363500), (100, 192655), (106, 181750), (125, 154124), (212, 90875), (250, 77062), (265, 72700), (500, 38531), (530, 36350), (727, 26500), (1060, 18175), (1325, 14540), (1454, 13250), (2650, 7270), (2908, 6625), (3635, 5300)]