12940564

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 28311808

約数和(自身を除く): 15371244

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 487, 511, 949, 974, 1022, 1898, 1948, 2044, 3409, 3796, 6331, 6643, 6818, 12662, 13286, 13636, 25324, 26572, 35551, 44317, 71102, 88634, 142204, 177268, 248857, 462163, 497714, 924326, 995428, 1848652, 3235141, 6470282, 12940564]

約数ペア:

[(1, 12940564), (2, 6470282), (4, 3235141), (7, 1848652), (13, 995428), (14, 924326), (26, 497714), (28, 462163), (52, 248857), (73, 177268), (91, 142204), (146, 88634), (182, 71102), (292, 44317), (364, 35551), (487, 26572), (511, 25324), (949, 13636), (974, 13286), (1022, 12662), (1898, 6818), (1948, 6643), (2044, 6331), (3409, 3796)]