26859664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:775

約数の個数: 40

約数和(自身を含む): 56371392

約数和(自身を除く): 29511728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 263, 491, 526, 982, 1052, 1964, 2104, 3419, 3928, 4208, 6383, 6838, 7856, 12766, 13676, 25532, 27352, 51064, 54704, 102128, 129133, 258266, 516532, 1033064, 1678729, 2066128, 3357458, 6714916, 13429832, 26859664]

約数ペア:

[(1, 26859664), (2, 13429832), (4, 6714916), (8, 3357458), (13, 2066128), (16, 1678729), (26, 1033064), (52, 516532), (104, 258266), (208, 129133), (263, 102128), (491, 54704), (526, 51064), (982, 27352), (1052, 25532), (1964, 13676), (2104, 12766), (3419, 7856), (3928, 6838), (4208, 6383)]