20659248

素因数分解:

$2^4\times 3^2\times {\mathrm{143467}}^1$

素因数の和:143481

約数の個数: 30

約数和(自身を含む): 57817604

約数和(自身を除く): 37158356

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143467, 286934, 430401, 573868, 860802, 1147736, 1291203, 1721604, 2295472, 2582406, 3443208, 5164812, 6886416, 10329624, 20659248]

約数ペア:

[(1, 20659248), (2, 10329624), (3, 6886416), (4, 5164812), (6, 3443208), (8, 2582406), (9, 2295472), (12, 1721604), (16, 1291203), (18, 1147736), (24, 860802), (36, 573868), (48, 430401), (72, 286934), (144, 143467)]