43540016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{209327}}^1$

素因数の和:209348

約数の個数: 20

約数和(自身を含む): 90848352

約数和(自身を除く): 47308336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 209327, 418654, 837308, 1674616, 2721251, 3349232, 5442502, 10885004, 21770008, 43540016]

約数ペア:

[(1, 43540016), (2, 21770008), (4, 10885004), (8, 5442502), (13, 3349232), (16, 2721251), (26, 1674616), (52, 837308), (104, 418654), (208, 209327)]