20332886

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{821}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 36694080

約数和(自身を除く): 16361194

約数列:

[1, 2, 7, 14, 29, 58, 61, 122, 203, 406, 427, 821, 854, 1642, 1769, 3538, 5747, 11494, 12383, 23809, 24766, 47618, 50081, 100162, 166663, 333326, 350567, 701134, 1452349, 2904698, 10166443, 20332886]

約数ペア:

[(1, 20332886), (2, 10166443), (7, 2904698), (14, 1452349), (29, 701134), (58, 350567), (61, 333326), (122, 166663), (203, 100162), (406, 50081), (427, 47618), (821, 24766), (854, 23809), (1642, 12383), (1769, 11494), (3538, 5747)]