19875284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{34747}}^1$

素因数の和:34775

約数の個数: 24

約数和(自身を含む): 40863648

約数和(自身を除く): 20988364

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 34747, 69494, 138988, 382217, 451711, 764434, 903422, 1528868, 1806844, 4968821, 9937642, 19875284]

約数ペア:

[(1, 19875284), (2, 9937642), (4, 4968821), (11, 1806844), (13, 1528868), (22, 903422), (26, 764434), (44, 451711), (52, 382217), (143, 138988), (286, 69494), (572, 34747)]