16857156940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{573763}}^1$

素因数の和:573898

約数の個数: 48

約数和(自身を含む): 38460548448

約数和(自身を除く): 21603391508

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 2260, 2938, 5876, 7345, 14690, 29380, 573763, 1147526, 2295052, 2868815, 5737630, 7458919, 11475260, 14917838, 29835676, 37294595, 64835219, 74589190, 129670438, 149178380, 259340876, 324176095, 648352190, 842857847, 1296704380, 1685715694, 3371431388, 4214289235, 8428578470, 16857156940]

約数ペア:

[(1, 16857156940), (2, 8428578470), (4, 4214289235), (5, 3371431388), (10, 1685715694), (13, 1296704380), (20, 842857847), (26, 648352190), (52, 324176095), (65, 259340876), (113, 149178380), (130, 129670438), (226, 74589190), (260, 64835219), (452, 37294595), (565, 29835676), (1130, 14917838), (1469, 11475260), (2260, 7458919), (2938, 5737630), (5876, 2868815), (7345, 2295052), (14690, 1147526), (29380, 573763)]