20788182

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 47455200

約数和(自身を除く): 26667018

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 149, 207, 298, 337, 414, 447, 674, 894, 1011, 1341, 2022, 2682, 3033, 3427, 6066, 6854, 7751, 10281, 15502, 20562, 23253, 30843, 46506, 50213, 61686, 69759, 100426, 139518, 150639, 301278, 451917, 903834, 1154899, 2309798, 3464697, 6929394, 10394091, 20788182]

約数ペア:

[(1, 20788182), (2, 10394091), (3, 6929394), (6, 3464697), (9, 2309798), (18, 1154899), (23, 903834), (46, 451917), (69, 301278), (138, 150639), (149, 139518), (207, 100426), (298, 69759), (337, 61686), (414, 50213), (447, 46506), (674, 30843), (894, 23253), (1011, 20562), (1341, 15502), (2022, 10281), (2682, 7751), (3033, 6854), (3427, 6066)]