20168370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{809}}^1$

素因数の和:1099

約数の個数: 48

約数和(自身を含む): 52692120

約数和(自身を除く): 32523750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 277, 554, 809, 831, 1385, 1618, 1662, 2427, 2493, 2770, 4045, 4155, 4854, 4986, 7281, 8090, 8310, 12135, 12465, 14562, 24270, 24930, 36405, 72810, 224093, 448186, 672279, 1120465, 1344558, 2016837, 2240930, 3361395, 4033674, 6722790, 10084185, 20168370]

約数ペア:

[(1, 20168370), (2, 10084185), (3, 6722790), (5, 4033674), (6, 3361395), (9, 2240930), (10, 2016837), (15, 1344558), (18, 1120465), (30, 672279), (45, 448186), (90, 224093), (277, 72810), (554, 36405), (809, 24930), (831, 24270), (1385, 14562), (1618, 12465), (1662, 12135), (2427, 8310), (2493, 8090), (2770, 7281), (4045, 4986), (4155, 4854)]