19864629

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 30464000

約数和(自身を除く): 10599371

約数列:

[1, 3, 9, 27, 67, 79, 139, 201, 237, 417, 603, 711, 1251, 1809, 2133, 3753, 5293, 9313, 10981, 15879, 27939, 32943, 47637, 83817, 98829, 142911, 251451, 296487, 735727, 2207181, 6621543, 19864629]

約数ペア:

[(1, 19864629), (3, 6621543), (9, 2207181), (27, 735727), (67, 296487), (79, 251451), (139, 142911), (201, 98829), (237, 83817), (417, 47637), (603, 32943), (711, 27939), (1251, 15879), (1809, 10981), (2133, 9313), (3753, 5293)]