19839601420

素因数分解:

$2^2\times 5^1\times {\mathrm{857}}^1\times {\mathrm{1157503}}^1$

素因数の和:1158369

約数の個数: 24

約数和(自身を含む): 41711814144

約数和(自身を除く): 21872212724

約数列:

[1, 2, 4, 5, 10, 20, 857, 1714, 3428, 4285, 8570, 17140, 1157503, 2315006, 4630012, 5787515, 11575030, 23150060, 991980071, 1983960142, 3967920284, 4959900355, 9919800710, 19839601420]

約数ペア:

[(1, 19839601420), (2, 9919800710), (4, 4959900355), (5, 3967920284), (10, 1983960142), (20, 991980071), (857, 23150060), (1714, 11575030), (3428, 5787515), (4285, 4630012), (8570, 2315006), (17140, 1157503)]