268355984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1290173}}^1$

素因数の和:1290194

約数の個数: 20

約数和(自身を含む): 559935516

約数和(自身を除く): 291579532

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1290173, 2580346, 5160692, 10321384, 16772249, 20642768, 33544498, 67088996, 134177992, 268355984]

約数ペア:

[(1, 268355984), (2, 134177992), (4, 67088996), (8, 33544498), (13, 20642768), (16, 16772249), (26, 10321384), (52, 5160692), (104, 2580346), (208, 1290173)]