20165881210

素因数分解:

$2^1\times 5^1\times {\mathrm{15199}}^1\times {\mathrm{132679}}^1$

素因数の和:147885

約数の個数: 16

約数和(自身を含む): 36301248000

約数和(自身を除く): 16135366790

約数列:

[1, 2, 5, 10, 15199, 30398, 75995, 132679, 151990, 265358, 663395, 1326790, 2016588121, 4033176242, 10082940605, 20165881210]

約数ペア:

[(1, 20165881210), (2, 10082940605), (5, 4033176242), (10, 2016588121), (15199, 1326790), (30398, 663395), (75995, 265358), (132679, 151990)]