2664272

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{12809}}^1$

素因数の和:12830

約数の個数: 20

約数和(自身を含む): 5559540

約数和(自身を除く): 2895268

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 12809, 25618, 51236, 102472, 166517, 204944, 333034, 666068, 1332136, 2664272]

約数ペア:

[(1, 2664272), (2, 1332136), (4, 666068), (8, 333034), (13, 204944), (16, 166517), (26, 102472), (52, 51236), (104, 25618), (208, 12809)]