128218768

素因数分解:

$2^4\times {\mathrm{1723}}^1\times {\mathrm{4651}}^1$

素因数の和:6382

約数の個数: 20

約数和(自身を含む): 248621488

約数和(自身を除く): 120402720

約数列:

[1, 2, 4, 8, 16, 1723, 3446, 4651, 6892, 9302, 13784, 18604, 27568, 37208, 74416, 8013673, 16027346, 32054692, 64109384, 128218768]

約数ペア:

[(1, 128218768), (2, 64109384), (4, 32054692), (8, 16027346), (16, 8013673), (1723, 74416), (3446, 37208), (4651, 27568), (6892, 18604), (9302, 13784)]