18945726

素因数分解:

$2^1\times 3^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 38966400

約数和(自身を除く): 20020674

約数列:

[1, 2, 3, 6, 59, 109, 118, 177, 218, 327, 354, 491, 654, 982, 1473, 2946, 6431, 12862, 19293, 28969, 38586, 53519, 57938, 86907, 107038, 160557, 173814, 321114, 3157621, 6315242, 9472863, 18945726]

約数ペア:

[(1, 18945726), (2, 9472863), (3, 6315242), (6, 3157621), (59, 321114), (109, 173814), (118, 160557), (177, 107038), (218, 86907), (327, 57938), (354, 53519), (491, 38586), (654, 28969), (982, 19293), (1473, 12862), (2946, 6431)]