210124144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{305413}}^1$

素因数の和:305464

約数の個数: 20

約数和(自身を含む): 416584696

約数和(自身を除く): 206460552

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 305413, 610826, 1221652, 2443304, 4886608, 13132759, 26265518, 52531036, 105062072, 210124144]

約数ペア:

[(1, 210124144), (2, 105062072), (4, 52531036), (8, 26265518), (16, 13132759), (43, 4886608), (86, 2443304), (172, 1221652), (344, 610826), (688, 305413)]