25978966

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1$

素因数の和:1300

約数の個数: 32

約数和(自身を含む): 45239040

約数和(自身を除く): 19260074

約数列:

[1, 2, 13, 19, 26, 38, 43, 86, 247, 494, 559, 817, 1118, 1223, 1634, 2446, 10621, 15899, 21242, 23237, 31798, 46474, 52589, 105178, 302081, 604162, 683657, 999191, 1367314, 1998382, 12989483, 25978966]

約数ペア:

[(1, 25978966), (2, 12989483), (13, 1998382), (19, 1367314), (26, 999191), (38, 683657), (43, 604162), (86, 302081), (247, 105178), (494, 52589), (559, 46474), (817, 31798), (1118, 23237), (1223, 21242), (1634, 15899), (2446, 10621)]