47391472

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{155893}}^1$

素因数の和:155920

約数の個数: 20

約数和(自身を含む): 96654280

約数和(自身を除く): 49262808

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 155893, 311786, 623572, 1247144, 2494288, 2961967, 5923934, 11847868, 23695736, 47391472]

約数ペア:

[(1, 47391472), (2, 23695736), (4, 11847868), (8, 5923934), (16, 2961967), (19, 2494288), (38, 1247144), (76, 623572), (152, 311786), (304, 155893)]