20623449

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 34781184

約数和(自身を除く): 14157735

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1223, 1533, 2409, 3669, 5621, 8561, 13453, 16863, 25683, 40359, 89279, 94171, 267837, 282513, 624953, 982069, 1874859, 2946207, 6874483, 20623449]

約数ペア:

[(1, 20623449), (3, 6874483), (7, 2946207), (11, 1874859), (21, 982069), (33, 624953), (73, 282513), (77, 267837), (219, 94171), (231, 89279), (511, 40359), (803, 25683), (1223, 16863), (1533, 13453), (2409, 8561), (3669, 5621)]