20163599380

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{5066231}}^1$

素因数の和:5066439

約数の個数: 24

約数和(自身を含む): 42556348800

約数和(自身を除く): 22392749420

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 5066231, 10132462, 20264924, 25331155, 50662310, 101324620, 1008179969, 2016359938, 4032719876, 5040899845, 10081799690, 20163599380]

約数ペア:

[(1, 20163599380), (2, 10081799690), (4, 5040899845), (5, 4032719876), (10, 2016359938), (20, 1008179969), (199, 101324620), (398, 50662310), (796, 25331155), (995, 20264924), (1990, 10132462), (3980, 5066231)]