245577488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1180661}}^1$

素因数の和:1180682

約数の個数: 20

約数和(自身を含む): 512407308

約数和(自身を除く): 266829820

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1180661, 2361322, 4722644, 9445288, 15348593, 18890576, 30697186, 61394372, 122788744, 245577488]

約数ペア:

[(1, 245577488), (2, 122788744), (4, 61394372), (8, 30697186), (13, 18890576), (16, 15348593), (26, 9445288), (52, 4722644), (104, 2361322), (208, 1180661)]