19951893

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{56843}}^1$

素因数の和:56865

約数の個数: 16

約数和(自身を含む): 31832640

約数和(自身を除く): 11880747

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 56843, 170529, 511587, 738959, 1534761, 2216877, 6650631, 19951893]

約数ペア:

[(1, 19951893), (3, 6650631), (9, 2216877), (13, 1534761), (27, 738959), (39, 511587), (117, 170529), (351, 56843)]