9908608

素因数分解:

$2^7\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 19890000

約数和(自身を除く): 9981392

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 199, 389, 398, 778, 796, 1556, 1592, 3112, 3184, 6224, 6368, 12448, 12736, 24896, 25472, 49792, 77411, 154822, 309644, 619288, 1238576, 2477152, 4954304, 9908608]

約数ペア:

[(1, 9908608), (2, 4954304), (4, 2477152), (8, 1238576), (16, 619288), (32, 309644), (64, 154822), (128, 77411), (199, 49792), (389, 25472), (398, 24896), (778, 12736), (796, 12448), (1556, 6368), (1592, 6224), (3112, 3184)]