19786290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2251}}^1$

素因数の和:2554

約数の個数: 32

約数和(自身を含む): 47670336

約数和(自身を除く): 27884046

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 293, 586, 879, 1465, 1758, 2251, 2930, 4395, 4502, 6753, 8790, 11255, 13506, 22510, 33765, 67530, 659543, 1319086, 1978629, 3297715, 3957258, 6595430, 9893145, 19786290]

約数ペア:

[(1, 19786290), (2, 9893145), (3, 6595430), (5, 3957258), (6, 3297715), (10, 1978629), (15, 1319086), (30, 659543), (293, 67530), (586, 33765), (879, 22510), (1465, 13506), (1758, 11255), (2251, 8790), (2930, 6753), (4395, 4502)]