19723314

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 43638912

約数和(自身を除く): 23915598

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 169, 318, 338, 367, 507, 689, 734, 1014, 1101, 1378, 2067, 2202, 4134, 4771, 8957, 9542, 14313, 17914, 19451, 26871, 28626, 38902, 53742, 58353, 62023, 116706, 124046, 186069, 252863, 372138, 505726, 758589, 1517178, 3287219, 6574438, 9861657, 19723314]

約数ペア:

[(1, 19723314), (2, 9861657), (3, 6574438), (6, 3287219), (13, 1517178), (26, 758589), (39, 505726), (53, 372138), (78, 252863), (106, 186069), (159, 124046), (169, 116706), (318, 62023), (338, 58353), (367, 53742), (507, 38902), (689, 28626), (734, 26871), (1014, 19451), (1101, 17914), (1378, 14313), (2067, 9542), (2202, 8957), (4134, 4771)]