19661205

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{56989}}^1$

素因数の和:57020

約数の個数: 16

約数和(自身を含む): 32826240

約数和(自身を除く): 13165035

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 56989, 170967, 284945, 854835, 1310747, 3932241, 6553735, 19661205]

約数ペア:

[(1, 19661205), (3, 6553735), (5, 3932241), (15, 1310747), (23, 854835), (69, 284945), (115, 170967), (345, 56989)]