20288088

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6553}}^1$

素因数の和:6608

約数の個数: 48

約数和(自身を含む): 56233320

約数和(自身を除く): 35945232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6553, 13106, 19659, 26212, 39318, 52424, 58977, 78636, 117954, 157272, 235908, 281779, 471816, 563558, 845337, 1127116, 1690674, 2254232, 2536011, 3381348, 5072022, 6762696, 10144044, 20288088]

約数ペア:

[(1, 20288088), (2, 10144044), (3, 6762696), (4, 5072022), (6, 3381348), (8, 2536011), (9, 2254232), (12, 1690674), (18, 1127116), (24, 845337), (36, 563558), (43, 471816), (72, 281779), (86, 235908), (129, 157272), (172, 117954), (258, 78636), (344, 58977), (387, 52424), (516, 39318), (774, 26212), (1032, 19659), (1548, 13106), (3096, 6553)]