20434544

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5779}}^1$

素因数の和:5817

約数の個数: 40

約数和(自身を含む): 45153360

約数和(自身を除く): 24718816

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 5779, 11558, 23116, 46232, 75127, 92464, 98243, 150254, 196486, 300508, 392972, 601016, 785944, 1202032, 1277159, 1571888, 2554318, 5108636, 10217272, 20434544]

約数ペア:

[(1, 20434544), (2, 10217272), (4, 5108636), (8, 2554318), (13, 1571888), (16, 1277159), (17, 1202032), (26, 785944), (34, 601016), (52, 392972), (68, 300508), (104, 196486), (136, 150254), (208, 98243), (221, 92464), (272, 75127), (442, 46232), (884, 23116), (1768, 11558), (3536, 5779)]