20099175

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9241}}^1$

素因数の和:9283

約数の個数: 24

約数和(自身を含む): 34380240

約数和(自身を除く): 14281065

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 9241, 27723, 46205, 138615, 231025, 267989, 693075, 803967, 1339945, 4019835, 6699725, 20099175]

約数ペア:

[(1, 20099175), (3, 6699725), (5, 4019835), (15, 1339945), (25, 803967), (29, 693075), (75, 267989), (87, 231025), (145, 138615), (435, 46205), (725, 27723), (2175, 9241)]