26418704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:987

約数の個数: 40

約数和(自身を含む): 55543320

約数和(自身を除く): 29124616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 809, 1256, 1618, 2041, 2512, 3236, 4082, 6472, 8164, 10517, 12944, 16328, 21034, 32656, 42068, 84136, 127013, 168272, 254026, 508052, 1016104, 1651169, 2032208, 3302338, 6604676, 13209352, 26418704]

約数ペア:

[(1, 26418704), (2, 13209352), (4, 6604676), (8, 3302338), (13, 2032208), (16, 1651169), (26, 1016104), (52, 508052), (104, 254026), (157, 168272), (208, 127013), (314, 84136), (628, 42068), (809, 32656), (1256, 21034), (1618, 16328), (2041, 12944), (2512, 10517), (3236, 8164), (4082, 6472)]