20458730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{88951}}^1$

素因数の和:88981

約数の個数: 16

約数和(自身を含む): 38427264

約数和(自身を除く): 17968534

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 88951, 177902, 444755, 889510, 2045873, 4091746, 10229365, 20458730]

約数ペア:

[(1, 20458730), (2, 10229365), (5, 4091746), (10, 2045873), (23, 889510), (46, 444755), (115, 177902), (230, 88951)]