20592711

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 40

約数和(自身を含む): 32524800

約数和(自身を除く): 11932089

約数列:

[1, 3, 9, 27, 31, 59, 81, 93, 139, 177, 279, 417, 531, 837, 1251, 1593, 1829, 2511, 3753, 4309, 4779, 5487, 8201, 11259, 12927, 16461, 24603, 38781, 49383, 73809, 116343, 148149, 221427, 254231, 349029, 664281, 762693, 2288079, 6864237, 20592711]

約数ペア:

[(1, 20592711), (3, 6864237), (9, 2288079), (27, 762693), (31, 664281), (59, 349029), (81, 254231), (93, 221427), (139, 148149), (177, 116343), (279, 73809), (417, 49383), (531, 38781), (837, 24603), (1251, 16461), (1593, 12927), (1829, 11259), (2511, 8201), (3753, 5487), (4309, 4779)]