259133264

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1245833}}^1$

素因数の和:1245854

約数の個数: 20

約数和(自身を含む): 540691956

約数和(自身を除く): 281558692

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1245833, 2491666, 4983332, 9966664, 16195829, 19933328, 32391658, 64783316, 129566632, 259133264]

約数ペア:

[(1, 259133264), (2, 129566632), (4, 64783316), (8, 32391658), (13, 19933328), (16, 16195829), (26, 9966664), (52, 4983332), (104, 2491666), (208, 1245833)]