1640473988

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{200351}}^1$

素因数の和:200467

約数の個数: 24

約数和(自身を含む): 3029322240

約数和(自身を除く): 1388848252

約数列:

[1, 2, 4, 23, 46, 89, 92, 178, 356, 2047, 4094, 8188, 200351, 400702, 801404, 4608073, 9216146, 17831239, 18432292, 35662478, 71324956, 410118497, 820236994, 1640473988]

約数ペア:

[(1, 1640473988), (2, 820236994), (4, 410118497), (23, 71324956), (46, 35662478), (89, 18432292), (92, 17831239), (178, 9216146), (356, 4608073), (2047, 801404), (4094, 400702), (8188, 200351)]