19975395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121063}}^1$

素因数の和:121082

約数の個数: 16

約数和(自身を含む): 34866432

約数和(自身を除く): 14891037

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 121063, 363189, 605315, 1331693, 1815945, 3995079, 6658465, 19975395]

約数ペア:

[(1, 19975395), (3, 6658465), (5, 3995079), (11, 1815945), (15, 1331693), (33, 605315), (55, 363189), (165, 121063)]