20490462

素因数分解:

$2^1\times 3^3\times {\mathrm{229}}^1\times {\mathrm{1657}}^1$

素因数の和:1897

約数の個数: 32

約数和(自身を含む): 45760800

約数和(自身を除く): 25270338

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 229, 458, 687, 1374, 1657, 2061, 3314, 4122, 4971, 6183, 9942, 12366, 14913, 29826, 44739, 89478, 379453, 758906, 1138359, 2276718, 3415077, 6830154, 10245231, 20490462]

約数ペア:

[(1, 20490462), (2, 10245231), (3, 6830154), (6, 3415077), (9, 2276718), (18, 1138359), (27, 758906), (54, 379453), (229, 89478), (458, 44739), (687, 29826), (1374, 14913), (1657, 12366), (2061, 9942), (3314, 6183), (4122, 4971)]