18538736

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{50377}}^1$

素因数の和:50408

約数の個数: 20

約数和(自身を含む): 37481232

約数和(自身を除く): 18942496

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 50377, 100754, 201508, 403016, 806032, 1158671, 2317342, 4634684, 9269368, 18538736]

約数ペア:

[(1, 18538736), (2, 9269368), (4, 4634684), (8, 2317342), (16, 1158671), (23, 806032), (46, 403016), (92, 201508), (184, 100754), (368, 50377)]