15564016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{74827}}^1$

素因数の和:74848

約数の個数: 20

約数和(自身を含む): 32475352

約数和(自身を除く): 16911336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 74827, 149654, 299308, 598616, 972751, 1197232, 1945502, 3891004, 7782008, 15564016]

約数ペア:

[(1, 15564016), (2, 7782008), (4, 3891004), (8, 1945502), (13, 1197232), (16, 972751), (26, 598616), (52, 299308), (104, 149654), (208, 74827)]