19999116

素因数分解:

$2^2\times 3^3\times {\mathrm{185177}}^1$

素因数の和:185190

約数の個数: 24

約数和(自身を含む): 51849840

約数和(自身を除く): 31850724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 185177, 370354, 555531, 740708, 1111062, 1666593, 2222124, 3333186, 4999779, 6666372, 9999558, 19999116]

約数ペア:

[(1, 19999116), (2, 9999558), (3, 6666372), (4, 4999779), (6, 3333186), (9, 2222124), (12, 1666593), (18, 1111062), (27, 740708), (36, 555531), (54, 370354), (108, 185177)]