220129072

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{87631}}^1$

素因数の和:87796

約数の個数: 20

約数和(自身を含む): 429221536

約数和(自身を除く): 209092464

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 87631, 175262, 350524, 701048, 1402096, 13758067, 27516134, 55032268, 110064536, 220129072]

約数ペア:

[(1, 220129072), (2, 110064536), (4, 55032268), (8, 27516134), (16, 13758067), (157, 1402096), (314, 701048), (628, 350524), (1256, 175262), (2512, 87631)]