905202484

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{661}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 1718657920

約数和(自身を除く): 813455436

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 487, 661, 703, 974, 1322, 1406, 1948, 2644, 2812, 9253, 12559, 18019, 18506, 24457, 25118, 36038, 37012, 48914, 50236, 72076, 97828, 321907, 342361, 464683, 643814, 684722, 929366, 1287628, 1369444, 1858732, 6116233, 11910559, 12232466, 23821118, 24464932, 47642236, 226300621, 452601242, 905202484]

約数ペア:

[(1, 905202484), (2, 452601242), (4, 226300621), (19, 47642236), (37, 24464932), (38, 23821118), (74, 12232466), (76, 11910559), (148, 6116233), (487, 1858732), (661, 1369444), (703, 1287628), (974, 929366), (1322, 684722), (1406, 643814), (1948, 464683), (2644, 342361), (2812, 321907), (9253, 97828), (12559, 72076), (18019, 50236), (18506, 48914), (24457, 37012), (25118, 36038)]