408067672

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{19417}}^1$

素因数の和:19531

約数の個数: 32

約数和(自身を含む): 796914720

約数和(自身を除く): 388847048

約数列:

[1, 2, 4, 8, 37, 71, 74, 142, 148, 284, 296, 568, 2627, 5254, 10508, 19417, 21016, 38834, 77668, 155336, 718429, 1378607, 1436858, 2757214, 2873716, 5514428, 5747432, 11028856, 51008459, 102016918, 204033836, 408067672]

約数ペア:

[(1, 408067672), (2, 204033836), (4, 102016918), (8, 51008459), (37, 11028856), (71, 5747432), (74, 5514428), (142, 2873716), (148, 2757214), (284, 1436858), (296, 1378607), (568, 718429), (2627, 155336), (5254, 77668), (10508, 38834), (19417, 21016)]