20703753

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10601}}^1$

素因数の和:10645

約数の個数: 24

約数和(自身を含む): 35283456

約数和(自身を除く): 14579703

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 217, 279, 651, 1953, 10601, 31803, 74207, 95409, 222621, 328631, 667863, 985893, 2300417, 2957679, 6901251, 20703753]

約数ペア:

[(1, 20703753), (3, 6901251), (7, 2957679), (9, 2300417), (21, 985893), (31, 667863), (63, 328631), (93, 222621), (217, 95409), (279, 74207), (651, 31803), (1953, 10601)]