20177090638

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{33199}}^1$

素因数の和:33472

約数の個数: 32

約数和(自身を含む): 31973990400

約数和(自身を除く): 11796899762

約数列:

[1, 2, 37, 43, 74, 86, 191, 382, 1591, 3182, 7067, 8213, 14134, 16426, 33199, 66398, 303881, 607762, 1228363, 1427557, 2456726, 2855114, 6341009, 12682018, 52819609, 105639218, 234617333, 272663387, 469234666, 545326774, 10088545319, 20177090638]

約数ペア:

[(1, 20177090638), (2, 10088545319), (37, 545326774), (43, 469234666), (74, 272663387), (86, 234617333), (191, 105639218), (382, 52819609), (1591, 12682018), (3182, 6341009), (7067, 2855114), (8213, 2456726), (14134, 1427557), (16426, 1228363), (33199, 607762), (66398, 303881)]