19953052

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{30983}}^1$

素因数の和:31017

約数の個数: 24

約数和(自身を含む): 41642496

約数和(自身を除く): 21689444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 30983, 61966, 123932, 216881, 433762, 712609, 867524, 1425218, 2850436, 4988263, 9976526, 19953052]

約数ペア:

[(1, 19953052), (2, 9976526), (4, 4988263), (7, 2850436), (14, 1425218), (23, 867524), (28, 712609), (46, 433762), (92, 216881), (161, 123932), (322, 61966), (644, 30983)]