201817772

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{827}}^1$

素因数の和:895

約数の個数: 54

約数和(自身を含む): 404114508

約数和(自身を除く): 202296736

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 361, 494, 676, 722, 827, 988, 1444, 1654, 3211, 3308, 4693, 6422, 9386, 10751, 12844, 15713, 18772, 21502, 31426, 43004, 61009, 62852, 122018, 139763, 204269, 244036, 279526, 298547, 408538, 559052, 597094, 817076, 1194188, 2655497, 3881111, 5310994, 7762222, 10621988, 15524444, 50454443, 100908886, 201817772]

約数ペア:

[(1, 201817772), (2, 100908886), (4, 50454443), (13, 15524444), (19, 10621988), (26, 7762222), (38, 5310994), (52, 3881111), (76, 2655497), (169, 1194188), (247, 817076), (338, 597094), (361, 559052), (494, 408538), (676, 298547), (722, 279526), (827, 244036), (988, 204269), (1444, 139763), (1654, 122018), (3211, 62852), (3308, 61009), (4693, 43004), (6422, 31426), (9386, 21502), (10751, 18772), (12844, 15713)]