389211248

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{140611}}^1$

素因数の和:140792

約数の個数: 20

約数和(自身を含む): 758461128

約数和(自身を除く): 369249880

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 140611, 281222, 562444, 1124888, 2249776, 24325703, 48651406, 97302812, 194605624, 389211248]

約数ペア:

[(1, 389211248), (2, 194605624), (4, 97302812), (8, 48651406), (16, 24325703), (173, 2249776), (346, 1124888), (692, 562444), (1384, 281222), (2768, 140611)]