20173934765

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1\times {\mathrm{12487}}^1$

素因数の和:12821

約数の個数: 32

約数和(自身を含む): 26056961280

約数和(自身を除く): 5883026515

約数列:

[1, 5, 17, 83, 85, 229, 415, 1145, 1411, 3893, 7055, 12487, 19007, 19465, 62435, 95035, 212279, 323119, 1036421, 1061395, 1615595, 2859523, 5182105, 14297615, 17619157, 48611891, 88095785, 237340409, 243059455, 1186702045, 4034786953, 20173934765]

約数ペア:

[(1, 20173934765), (5, 4034786953), (17, 1186702045), (83, 243059455), (85, 237340409), (229, 88095785), (415, 48611891), (1145, 17619157), (1411, 14297615), (3893, 5182105), (7055, 2859523), (12487, 1615595), (19007, 1061395), (19465, 1036421), (62435, 323119), (95035, 212279)]