20662986

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^2\times {\mathrm{1559}}^1$

素因数の和:1658

約数の個数: 24

約数和(自身を含む): 42251040

約数和(自身を除く): 21588054

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 1559, 2209, 3118, 4418, 4677, 6627, 9354, 13254, 73273, 146546, 219819, 439638, 3443831, 6887662, 10331493, 20662986]

約数ペア:

[(1, 20662986), (2, 10331493), (3, 6887662), (6, 3443831), (47, 439638), (94, 219819), (141, 146546), (282, 73273), (1559, 13254), (2209, 9354), (3118, 6627), (4418, 4677)]