28178018

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{569}}^1\times {\mathrm{2251}}^1$

素因数の和:2833

約数の個数: 16

約数和(自身を含む): 46211040

約数和(自身を除く): 18033022

約数列:

[1, 2, 11, 22, 569, 1138, 2251, 4502, 6259, 12518, 24761, 49522, 1280819, 2561638, 14089009, 28178018]

約数ペア:

[(1, 28178018), (2, 14089009), (11, 2561638), (22, 1280819), (569, 49522), (1138, 24761), (2251, 12518), (4502, 6259)]