20738886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17027}}^1$

素因数の和:17068

約数の個数: 32

約数和(自身を含む): 49040640

約数和(自身を除く): 28301754

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 17027, 34054, 51081, 102162, 119189, 238378, 357567, 493783, 715134, 987566, 1481349, 2962698, 3456481, 6912962, 10369443, 20738886]

約数ペア:

[(1, 20738886), (2, 10369443), (3, 6912962), (6, 3456481), (7, 2962698), (14, 1481349), (21, 987566), (29, 715134), (42, 493783), (58, 357567), (87, 238378), (174, 119189), (203, 102162), (406, 51081), (609, 34054), (1218, 17027)]