19986570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{222073}}^1$

素因数の和:222086

約数の個数: 24

約数和(自身を含む): 51965316

約数和(自身を除く): 31978746

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 222073, 444146, 666219, 1110365, 1332438, 1998657, 2220730, 3331095, 3997314, 6662190, 9993285, 19986570]

約数ペア:

[(1, 19986570), (2, 9993285), (3, 6662190), (5, 3997314), (6, 3331095), (9, 2220730), (10, 1998657), (15, 1332438), (18, 1110365), (30, 666219), (45, 444146), (90, 222073)]