19289874

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:930

約数の個数: 32

約数和(自身を含む): 40167936

約数和(自身を除く): 20878062

約数列:

[1, 2, 3, 6, 31, 62, 93, 137, 186, 274, 411, 757, 822, 1514, 2271, 4247, 4542, 8494, 12741, 23467, 25482, 46934, 70401, 103709, 140802, 207418, 311127, 622254, 3214979, 6429958, 9644937, 19289874]

約数ペア:

[(1, 19289874), (2, 9644937), (3, 6429958), (6, 3214979), (31, 622254), (62, 311127), (93, 207418), (137, 140802), (186, 103709), (274, 70401), (411, 46934), (757, 25482), (822, 23467), (1514, 12741), (2271, 8494), (4247, 4542)]