20054770

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{46639}}^1$

素因数の和:46689

約数の個数: 16

約数和(自身を含む): 36938880

約数和(自身を除く): 16884110

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 46639, 93278, 233195, 466390, 2005477, 4010954, 10027385, 20054770]

約数ペア:

[(1, 20054770), (2, 10027385), (5, 4010954), (10, 2005477), (43, 466390), (86, 233195), (215, 93278), (430, 46639)]