19846395

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{25943}}^1$

素因数の和:25971

約数の個数: 24

約数和(自身を含む): 36425376

約数和(自身を除く): 16578981

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 25943, 77829, 129715, 233487, 389145, 441031, 1167435, 1323093, 2205155, 3969279, 6615465, 19846395]

約数ペア:

[(1, 19846395), (3, 6615465), (5, 3969279), (9, 2205155), (15, 1323093), (17, 1167435), (45, 441031), (51, 389145), (85, 233487), (153, 129715), (255, 77829), (765, 25943)]