18287352

素因数分解:

$2^3\times 3^2\times {\mathrm{499}}^1\times {\mathrm{509}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 49725000

約数和(自身を除く): 31437648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 499, 509, 998, 1018, 1497, 1527, 1996, 2036, 2994, 3054, 3992, 4072, 4491, 4581, 5988, 6108, 8982, 9162, 11976, 12216, 17964, 18324, 35928, 36648, 253991, 507982, 761973, 1015964, 1523946, 2031928, 2285919, 3047892, 4571838, 6095784, 9143676, 18287352]

約数ペア:

[(1, 18287352), (2, 9143676), (3, 6095784), (4, 4571838), (6, 3047892), (8, 2285919), (9, 2031928), (12, 1523946), (18, 1015964), (24, 761973), (36, 507982), (72, 253991), (499, 36648), (509, 35928), (998, 18324), (1018, 17964), (1497, 12216), (1527, 11976), (1996, 9162), (2036, 8982), (2994, 6108), (3054, 5988), (3992, 4581), (4072, 4491)]