20194517426

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:831

約数の個数: 48

約数和(自身を含む): 31787121600

約数和(自身を除く): 11592604174

約数列:

[1, 2, 31, 62, 149, 151, 298, 302, 467, 934, 961, 1922, 4619, 4681, 9238, 9362, 14477, 22499, 28954, 44998, 69583, 70517, 139166, 141034, 143189, 145111, 286378, 290222, 448787, 697469, 897574, 1394938, 2157073, 2186027, 4314146, 4372054, 10507033, 21014066, 21621539, 43243078, 66869263, 67766837, 133738526, 135533674, 325718023, 651436046, 10097258713, 20194517426]

約数ペア:

[(1, 20194517426), (2, 10097258713), (31, 651436046), (62, 325718023), (149, 135533674), (151, 133738526), (298, 67766837), (302, 66869263), (467, 43243078), (934, 21621539), (961, 21014066), (1922, 10507033), (4619, 4372054), (4681, 4314146), (9238, 2186027), (9362, 2157073), (14477, 1394938), (22499, 897574), (28954, 697469), (44998, 448787), (69583, 290222), (70517, 286378), (139166, 145111), (141034, 143189)]