20857312364

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{4626733}}^1$

素因数の和:4626774

約数の個数: 36

約数和(自身を含む): 44305604784

約数和(自身を除く): 23448292420

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 4626733, 9253466, 18506932, 32387131, 64774262, 106414859, 129548524, 212829718, 226709917, 425659436, 453419834, 744904013, 906839668, 1489808026, 2979616052, 5214328091, 10428656182, 20857312364]

約数ペア:

[(1, 20857312364), (2, 10428656182), (4, 5214328091), (7, 2979616052), (14, 1489808026), (23, 906839668), (28, 744904013), (46, 453419834), (49, 425659436), (92, 226709917), (98, 212829718), (161, 129548524), (196, 106414859), (322, 64774262), (644, 32387131), (1127, 18506932), (2254, 9253466), (4508, 4626733)]