19611152

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{111427}}^1$

素因数の和:111446

約数の個数: 20

約数和(自身を含む): 41451216

約数和(自身を除く): 21840064

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 111427, 222854, 445708, 891416, 1225697, 1782832, 2451394, 4902788, 9805576, 19611152]

約数ペア:

[(1, 19611152), (2, 9805576), (4, 4902788), (8, 2451394), (11, 1782832), (16, 1225697), (22, 891416), (44, 445708), (88, 222854), (176, 111427)]