20946768

素因数分解:

$2^4\times 3^1\times {\mathrm{181}}^1\times {\mathrm{2411}}^1$

素因数の和:2603

約数の個数: 40

約数和(自身を含む): 54434016

約数和(自身を除く): 33487248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 181, 362, 543, 724, 1086, 1448, 2172, 2411, 2896, 4344, 4822, 7233, 8688, 9644, 14466, 19288, 28932, 38576, 57864, 115728, 436391, 872782, 1309173, 1745564, 2618346, 3491128, 5236692, 6982256, 10473384, 20946768]

約数ペア:

[(1, 20946768), (2, 10473384), (3, 6982256), (4, 5236692), (6, 3491128), (8, 2618346), (12, 1745564), (16, 1309173), (24, 872782), (48, 436391), (181, 115728), (362, 57864), (543, 38576), (724, 28932), (1086, 19288), (1448, 14466), (2172, 9644), (2411, 8688), (2896, 7233), (4344, 4822)]