19427724

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{4951}}^1$

素因数の和:5070

約数の個数: 36

約数和(自身を含む): 49569520

約数和(自身を除く): 30141796

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 4951, 9902, 14853, 19804, 29706, 44559, 59412, 89118, 178236, 539659, 1079318, 1618977, 2158636, 3237954, 4856931, 6475908, 9713862, 19427724]

約数ペア:

[(1, 19427724), (2, 9713862), (3, 6475908), (4, 4856931), (6, 3237954), (9, 2158636), (12, 1618977), (18, 1079318), (36, 539659), (109, 178236), (218, 89118), (327, 59412), (436, 44559), (654, 29706), (981, 19804), (1308, 14853), (1962, 9902), (3924, 4951)]