20633967

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 32256000

約数和(自身を除く): 11622033

約数列:

[1, 3, 9, 23, 27, 69, 149, 207, 223, 447, 621, 669, 1341, 2007, 3427, 4023, 5129, 6021, 10281, 15387, 30843, 33227, 46161, 92529, 99681, 138483, 299043, 764221, 897129, 2292663, 6877989, 20633967]

約数ペア:

[(1, 20633967), (3, 6877989), (9, 2292663), (23, 897129), (27, 764221), (69, 299043), (149, 138483), (207, 99681), (223, 92529), (447, 46161), (621, 33227), (669, 30843), (1341, 15387), (2007, 10281), (3427, 6021), (4023, 5129)]