385056016

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{220789}}^1$

素因数の和:220906

約数の個数: 20

約数和(自身を含む): 752893900

約数和(自身を除く): 367837884

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 220789, 441578, 883156, 1766312, 3532624, 24066001, 48132002, 96264004, 192528008, 385056016]

約数ペア:

[(1, 385056016), (2, 192528008), (4, 96264004), (8, 48132002), (16, 24066001), (109, 3532624), (218, 1766312), (436, 883156), (872, 441578), (1744, 220789)]