12781896

素因数分解:

$2^3\times 3^1\times {\mathrm{331}}^1\times {\mathrm{1609}}^1$

素因数の和:1949

約数の個数: 32

約数和(自身を含む): 32071200

約数和(自身を除く): 19289304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 331, 662, 993, 1324, 1609, 1986, 2648, 3218, 3972, 4827, 6436, 7944, 9654, 12872, 19308, 38616, 532579, 1065158, 1597737, 2130316, 3195474, 4260632, 6390948, 12781896]

約数ペア:

[(1, 12781896), (2, 6390948), (3, 4260632), (4, 3195474), (6, 2130316), (8, 1597737), (12, 1065158), (24, 532579), (331, 38616), (662, 19308), (993, 12872), (1324, 9654), (1609, 7944), (1986, 6436), (2648, 4827), (3218, 3972)]