18071784

素因数分解:

$2^3\times 3^2\times {\mathrm{499}}^1\times {\mathrm{503}}^1$

素因数の和:1014

約数の個数: 48

約数和(自身を含む): 49140000

約数和(自身を除く): 31068216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 499, 503, 998, 1006, 1497, 1509, 1996, 2012, 2994, 3018, 3992, 4024, 4491, 4527, 5988, 6036, 8982, 9054, 11976, 12072, 17964, 18108, 35928, 36216, 250997, 501994, 752991, 1003988, 1505982, 2007976, 2258973, 3011964, 4517946, 6023928, 9035892, 18071784]

約数ペア:

[(1, 18071784), (2, 9035892), (3, 6023928), (4, 4517946), (6, 3011964), (8, 2258973), (9, 2007976), (12, 1505982), (18, 1003988), (24, 752991), (36, 501994), (72, 250997), (499, 36216), (503, 35928), (998, 18108), (1006, 17964), (1497, 12072), (1509, 11976), (1996, 9054), (2012, 8982), (2994, 6036), (3018, 5988), (3992, 4527), (4024, 4491)]