25778972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{787}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 47658240

約数和(自身を除く): 21879268

約数列:

[1, 2, 4, 19, 38, 76, 431, 787, 862, 1574, 1724, 3148, 8189, 14953, 16378, 29906, 32756, 59812, 339197, 678394, 1356788, 6444743, 12889486, 25778972]

約数ペア:

[(1, 25778972), (2, 12889486), (4, 6444743), (19, 1356788), (38, 678394), (76, 339197), (431, 59812), (787, 32756), (862, 29906), (1574, 16378), (1724, 14953), (3148, 8189)]