19705336

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{11351}}^1$

素因数の和:11395

約数の個数: 32

約数和(自身を含む): 43591680

約数和(自身を除く): 23886344

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 11351, 22702, 45404, 79457, 90808, 158914, 317828, 351881, 635656, 703762, 1407524, 2463167, 2815048, 4926334, 9852668, 19705336]

約数ペア:

[(1, 19705336), (2, 9852668), (4, 4926334), (7, 2815048), (8, 2463167), (14, 1407524), (28, 703762), (31, 635656), (56, 351881), (62, 317828), (124, 158914), (217, 90808), (248, 79457), (434, 45404), (868, 22702), (1736, 11351)]