20948180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95219}}^1$

素因数の和:95239

約数の個数: 24

約数和(自身を含む): 47990880

約数和(自身を除く): 27042700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95219, 190438, 380876, 476095, 952190, 1047409, 1904380, 2094818, 4189636, 5237045, 10474090, 20948180]

約数ペア:

[(1, 20948180), (2, 10474090), (4, 5237045), (5, 4189636), (10, 2094818), (11, 1904380), (20, 1047409), (22, 952190), (44, 476095), (55, 380876), (110, 190438), (220, 95219)]