20668842

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{11369}}^1$

素因数の和:11478

約数の個数: 24

約数和(自身を含む): 45229860

約数和(自身を除く): 24561018

約数列:

[1, 2, 3, 6, 9, 18, 101, 202, 303, 606, 909, 1818, 11369, 22738, 34107, 68214, 102321, 204642, 1148269, 2296538, 3444807, 6889614, 10334421, 20668842]

約数ペア:

[(1, 20668842), (2, 10334421), (3, 6889614), (6, 3444807), (9, 2296538), (18, 1148269), (101, 204642), (202, 102321), (303, 68214), (606, 34107), (909, 22738), (1818, 11369)]