20271792

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{3947}}^1$

素因数の和:4065

約数の個数: 40

約数和(自身を含む): 52871616

約数和(自身を除く): 32599824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1284, 1712, 2568, 3947, 5136, 7894, 11841, 15788, 23682, 31576, 47364, 63152, 94728, 189456, 422329, 844658, 1266987, 1689316, 2533974, 3378632, 5067948, 6757264, 10135896, 20271792]

約数ペア:

[(1, 20271792), (2, 10135896), (3, 6757264), (4, 5067948), (6, 3378632), (8, 2533974), (12, 1689316), (16, 1266987), (24, 844658), (48, 422329), (107, 189456), (214, 94728), (321, 63152), (428, 47364), (642, 31576), (856, 23682), (1284, 15788), (1712, 11841), (2568, 7894), (3947, 5136)]