20780382

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8111}}^1$

素因数の和:8184

約数の個数: 32

約数和(自身を含む): 48282624

約数和(自身を除く): 27502242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 8111, 16222, 24333, 48666, 56777, 113554, 170331, 340662, 494771, 989542, 1484313, 2968626, 3463397, 6926794, 10390191, 20780382]

約数ペア:

[(1, 20780382), (2, 10390191), (3, 6926794), (6, 3463397), (7, 2968626), (14, 1484313), (21, 989542), (42, 494771), (61, 340662), (122, 170331), (183, 113554), (366, 56777), (427, 48666), (854, 24333), (1281, 16222), (2562, 8111)]