20154160257

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12463921}}^1$

素因数の和:12463949

約数の個数: 24

約数和(自身を含む): 34101290592

約数和(自身を除く): 13947130335

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12463921, 37391763, 87247447, 137103131, 261742341, 411309393, 610732129, 959721917, 1832196387, 2879165751, 6718053419, 20154160257]

約数ペア:

[(1, 20154160257), (3, 6718053419), (7, 2879165751), (11, 1832196387), (21, 959721917), (33, 610732129), (49, 411309393), (77, 261742341), (147, 137103131), (231, 87247447), (539, 37391763), (1617, 12463921)]