18541216

素因数分解:

$2^5\times {\mathrm{131}}^1\times {\mathrm{4423}}^1$

素因数の和:4564

約数の個数: 24

約数和(自身を含む): 36789984

約数和(自身を除く): 18248768

約数列:

[1, 2, 4, 8, 16, 32, 131, 262, 524, 1048, 2096, 4192, 4423, 8846, 17692, 35384, 70768, 141536, 579413, 1158826, 2317652, 4635304, 9270608, 18541216]

約数ペア:

[(1, 18541216), (2, 9270608), (4, 4635304), (8, 2317652), (16, 1158826), (32, 579413), (131, 141536), (262, 70768), (524, 35384), (1048, 17692), (2096, 8846), (4192, 4423)]