20105163

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{757}}^1$

素因数の和:1003

約数の個数: 24

約数和(自身を含む): 31453968

約数和(自身を除く): 11348805

約数列:

[1, 3, 9, 13, 39, 117, 227, 681, 757, 2043, 2271, 2951, 6813, 8853, 9841, 26559, 29523, 88569, 171839, 515517, 1546551, 2233907, 6701721, 20105163]

約数ペア:

[(1, 20105163), (3, 6701721), (9, 2233907), (13, 1546551), (39, 515517), (117, 171839), (227, 88569), (681, 29523), (757, 26559), (2043, 9841), (2271, 8853), (2951, 6813)]