20009648

素因数分解:

$2^4\times {\mathrm{1031}}^1\times {\mathrm{1213}}^1$

素因数の和:2252

約数の個数: 20

約数和(自身を含む): 38838288

約数和(自身を除く): 18828640

約数列:

[1, 2, 4, 8, 16, 1031, 1213, 2062, 2426, 4124, 4852, 8248, 9704, 16496, 19408, 1250603, 2501206, 5002412, 10004824, 20009648]

約数ペア:

[(1, 20009648), (2, 10004824), (4, 5002412), (8, 2501206), (16, 1250603), (1031, 19408), (1213, 16496), (2062, 9704), (2426, 8248), (4124, 4852)]