20010978

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{85517}}^1$

素因数の和:85538

約数の個数: 24

約数和(自身を含む): 46692828

約数和(自身を除く): 26681850

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 85517, 171034, 256551, 513102, 769653, 1111721, 1539306, 2223442, 3335163, 6670326, 10005489, 20010978]

約数ペア:

[(1, 20010978), (2, 10005489), (3, 6670326), (6, 3335163), (9, 2223442), (13, 1539306), (18, 1111721), (26, 769653), (39, 513102), (78, 256551), (117, 171034), (234, 85517)]