20942388

素因数分解:

$2^2\times 3^4\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:718

約数の個数: 60

約数和(自身を含む): 55342980

約数和(自身を除く): 34400592

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 109, 162, 218, 324, 327, 436, 593, 654, 981, 1186, 1308, 1779, 1962, 2372, 2943, 3558, 3924, 5337, 5886, 7116, 8829, 10674, 11772, 16011, 17658, 21348, 32022, 35316, 48033, 64044, 64637, 96066, 129274, 192132, 193911, 258548, 387822, 581733, 775644, 1163466, 1745199, 2326932, 3490398, 5235597, 6980796, 10471194, 20942388]

約数ペア:

[(1, 20942388), (2, 10471194), (3, 6980796), (4, 5235597), (6, 3490398), (9, 2326932), (12, 1745199), (18, 1163466), (27, 775644), (36, 581733), (54, 387822), (81, 258548), (108, 193911), (109, 192132), (162, 129274), (218, 96066), (324, 64637), (327, 64044), (436, 48033), (593, 35316), (654, 32022), (981, 21348), (1186, 17658), (1308, 16011), (1779, 11772), (1962, 10674), (2372, 8829), (2943, 7116), (3558, 5886), (3924, 5337)]