19999242

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{65357}}^1$

素因数の和:65382

約数の個数: 24

約数和(自身を含む): 45881316

約数和(自身を除く): 25882074

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 65357, 130714, 196071, 392142, 588213, 1111069, 1176426, 2222138, 3333207, 6666414, 9999621, 19999242]

約数ペア:

[(1, 19999242), (2, 9999621), (3, 6666414), (6, 3333207), (9, 2222138), (17, 1176426), (18, 1111069), (34, 588213), (51, 392142), (102, 196071), (153, 130714), (306, 65357)]