197398576

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{397981}}^1$

素因数の和:398020

約数の個数: 20

約数和(自身を含む): 394798144

約数和(自身を除く): 197399568

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 397981, 795962, 1591924, 3183848, 6367696, 12337411, 24674822, 49349644, 98699288, 197398576]

約数ペア:

[(1, 197398576), (2, 98699288), (4, 49349644), (8, 24674822), (16, 12337411), (31, 6367696), (62, 3183848), (124, 1591924), (248, 795962), (496, 397981)]