19875366

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{233}}^1\times {\mathrm{677}}^1$

素因数の和:925

約数の個数: 48

約数和(自身を含む): 49499424

約数和(自身を除く): 29624058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 233, 466, 677, 699, 1354, 1398, 1631, 2031, 2097, 3262, 4062, 4194, 4739, 4893, 6093, 9478, 9786, 12186, 14217, 14679, 28434, 29358, 42651, 85302, 157741, 315482, 473223, 946446, 1104187, 1419669, 2208374, 2839338, 3312561, 6625122, 9937683, 19875366]

約数ペア:

[(1, 19875366), (2, 9937683), (3, 6625122), (6, 3312561), (7, 2839338), (9, 2208374), (14, 1419669), (18, 1104187), (21, 946446), (42, 473223), (63, 315482), (126, 157741), (233, 85302), (466, 42651), (677, 29358), (699, 28434), (1354, 14679), (1398, 14217), (1631, 12186), (2031, 9786), (2097, 9478), (3262, 6093), (4062, 4893), (4194, 4739)]