28668016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{137827}}^1$

素因数の和:137848

約数の個数: 20

約数和(自身を含む): 59817352

約数和(自身を除く): 31149336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 137827, 275654, 551308, 1102616, 1791751, 2205232, 3583502, 7167004, 14334008, 28668016]

約数ペア:

[(1, 28668016), (2, 14334008), (4, 7167004), (8, 3583502), (13, 2205232), (16, 1791751), (26, 1102616), (52, 551308), (104, 275654), (208, 137827)]