20357248

素因数分解:

$2^7\times {\mathrm{157}}^1\times {\mathrm{1013}}^1$

素因数の和:1184

約数の個数: 32

約数和(自身を含む): 40854060

約数和(自身を除く): 20496812

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 157, 314, 628, 1013, 1256, 2026, 2512, 4052, 5024, 8104, 10048, 16208, 20096, 32416, 64832, 129664, 159041, 318082, 636164, 1272328, 2544656, 5089312, 10178624, 20357248]

約数ペア:

[(1, 20357248), (2, 10178624), (4, 5089312), (8, 2544656), (16, 1272328), (32, 636164), (64, 318082), (128, 159041), (157, 129664), (314, 64832), (628, 32416), (1013, 20096), (1256, 16208), (2026, 10048), (2512, 8104), (4052, 5024)]