18487674

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 41951520

約数和(自身を除く): 23463846

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 107, 174, 214, 261, 321, 331, 522, 642, 662, 963, 993, 1926, 1986, 2979, 3103, 5958, 6206, 9309, 9599, 18618, 19198, 27927, 28797, 35417, 55854, 57594, 70834, 86391, 106251, 172782, 212502, 318753, 637506, 1027093, 2054186, 3081279, 6162558, 9243837, 18487674]

約数ペア:

[(1, 18487674), (2, 9243837), (3, 6162558), (6, 3081279), (9, 2054186), (18, 1027093), (29, 637506), (58, 318753), (87, 212502), (107, 172782), (174, 106251), (214, 86391), (261, 70834), (321, 57594), (331, 55854), (522, 35417), (642, 28797), (662, 27927), (963, 19198), (993, 18618), (1926, 9599), (1986, 9309), (2979, 6206), (3103, 5958)]