28072018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{173}}^1$

素因数の和:346

約数の個数: 24

約数和(自身を含む): 46193868

約数和(自身を除く): 18121850

約数列:

[1, 2, 13, 26, 79, 158, 173, 346, 1027, 2054, 2249, 4498, 6241, 12482, 13667, 27334, 81133, 162266, 177671, 355342, 1079693, 2159386, 14036009, 28072018]

約数ペア:

[(1, 28072018), (2, 14036009), (13, 2159386), (26, 1079693), (79, 355342), (158, 177671), (173, 162266), (346, 81133), (1027, 27334), (2054, 13667), (2249, 12482), (4498, 6241)]