26263978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{1571}}^1$

素因数の和:2229

約数の個数: 16

約数和(自身を含む): 42519456

約数和(自身を除く): 16255478

約数列:

[1, 2, 13, 26, 643, 1286, 1571, 3142, 8359, 16718, 20423, 40846, 1010153, 2020306, 13131989, 26263978]

約数ペア:

[(1, 26263978), (2, 13131989), (13, 2020306), (26, 1010153), (643, 40846), (1286, 20423), (1571, 16718), (3142, 8359)]