19522576

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 40176000

約数和(自身を除く): 20653424

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 149, 152, 298, 304, 431, 596, 862, 1192, 1724, 2384, 2831, 3448, 5662, 6896, 8189, 11324, 16378, 22648, 32756, 45296, 64219, 65512, 128438, 131024, 256876, 513752, 1027504, 1220161, 2440322, 4880644, 9761288, 19522576]

約数ペア:

[(1, 19522576), (2, 9761288), (4, 4880644), (8, 2440322), (16, 1220161), (19, 1027504), (38, 513752), (76, 256876), (149, 131024), (152, 128438), (298, 65512), (304, 64219), (431, 45296), (596, 32756), (862, 22648), (1192, 16378), (1724, 11324), (2384, 8189), (2831, 6896), (3448, 5662)]