28413008

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{136601}}^1$

素因数の和:136622

約数の個数: 20

約数和(自身を含む): 59285268

約数和(自身を除く): 30872260

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 136601, 273202, 546404, 1092808, 1775813, 2185616, 3551626, 7103252, 14206504, 28413008]

約数ペア:

[(1, 28413008), (2, 14206504), (4, 7103252), (8, 3551626), (13, 2185616), (16, 1775813), (26, 1092808), (52, 546404), (104, 273202), (208, 136601)]