19589860

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{18481}}^1$

素因数の和:18543

約数の個数: 24

約数和(自身を含む): 41917176

約数和(自身を除く): 22327316

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 18481, 36962, 73924, 92405, 184810, 369620, 979493, 1958986, 3917972, 4897465, 9794930, 19589860]

約数ペア:

[(1, 19589860), (2, 9794930), (4, 4897465), (5, 3917972), (10, 1958986), (20, 979493), (53, 369620), (106, 184810), (212, 92405), (265, 73924), (530, 36962), (1060, 18481)]