1820797246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1\times {\mathrm{1733}}^1$

素因数の和:2440

約数の個数: 32

約数和(自身を含む): 2948077440

約数和(自身を除く): 1127280194

約数列:

[1, 2, 19, 38, 43, 86, 643, 817, 1286, 1634, 1733, 3466, 12217, 24434, 27649, 32927, 55298, 65854, 74519, 149038, 525331, 1050662, 1114319, 1415861, 2228638, 2831722, 21172061, 42344122, 47915717, 95831434, 910398623, 1820797246]

約数ペア:

[(1, 1820797246), (2, 910398623), (19, 95831434), (38, 47915717), (43, 42344122), (86, 21172061), (643, 2831722), (817, 2228638), (1286, 1415861), (1634, 1114319), (1733, 1050662), (3466, 525331), (12217, 149038), (24434, 74519), (27649, 65854), (32927, 55298)]