18922240

素因数分解:

$2^8\times 5^1\times {\mathrm{14783}}^1$

素因数の和:14804

約数の個数: 36

約数和(自身を含む): 45327744

約数和(自身を除く): 26405504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 14783, 29566, 59132, 73915, 118264, 147830, 236528, 295660, 473056, 591320, 946112, 1182640, 1892224, 2365280, 3784448, 4730560, 9461120, 18922240]

約数ペア:

[(1, 18922240), (2, 9461120), (4, 4730560), (5, 3784448), (8, 2365280), (10, 1892224), (16, 1182640), (20, 946112), (32, 591320), (40, 473056), (64, 295660), (80, 236528), (128, 147830), (160, 118264), (256, 73915), (320, 59132), (640, 29566), (1280, 14783)]