388832144

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{565163}}^1$

素因数の和:565214

約数の個数: 20

約数和(自身を含む): 770883696

約数和(自身を除く): 382051552

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 565163, 1130326, 2260652, 4521304, 9042608, 24302009, 48604018, 97208036, 194416072, 388832144]

約数ペア:

[(1, 388832144), (2, 194416072), (4, 97208036), (8, 48604018), (16, 24302009), (43, 9042608), (86, 4521304), (172, 2260652), (344, 1130326), (688, 565163)]