20452518

素因数分解:

$2^1\times 3^2\times {\mathrm{977}}^1\times {\mathrm{1163}}^1$

素因数の和:2148

約数の個数: 24

約数和(自身を含む): 44397288

約数和(自身を除く): 23944770

約数列:

[1, 2, 3, 6, 9, 18, 977, 1163, 1954, 2326, 2931, 3489, 5862, 6978, 8793, 10467, 17586, 20934, 1136251, 2272502, 3408753, 6817506, 10226259, 20452518]

約数ペア:

[(1, 20452518), (2, 10226259), (3, 6817506), (6, 3408753), (9, 2272502), (18, 1136251), (977, 20934), (1163, 17586), (1954, 10467), (2326, 8793), (2931, 6978), (3489, 5862)]