20582568

素因数分解:

$2^3\times 3^2\times {\mathrm{487}}^1\times {\mathrm{587}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 55954080

約数和(自身を除く): 35371512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 487, 587, 974, 1174, 1461, 1761, 1948, 2348, 2922, 3522, 3896, 4383, 4696, 5283, 5844, 7044, 8766, 10566, 11688, 14088, 17532, 21132, 35064, 42264, 285869, 571738, 857607, 1143476, 1715214, 2286952, 2572821, 3430428, 5145642, 6860856, 10291284, 20582568]

約数ペア:

[(1, 20582568), (2, 10291284), (3, 6860856), (4, 5145642), (6, 3430428), (8, 2572821), (9, 2286952), (12, 1715214), (18, 1143476), (24, 857607), (36, 571738), (72, 285869), (487, 42264), (587, 35064), (974, 21132), (1174, 17532), (1461, 14088), (1761, 11688), (1948, 10566), (2348, 8766), (2922, 7044), (3522, 5844), (3896, 5283), (4383, 4696)]