18166376

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:449

約数の個数: 32

約数和(自身を含む): 34927200

約数和(自身を除く): 16760824

約数列:

[1, 2, 4, 8, 83, 109, 166, 218, 251, 332, 436, 502, 664, 872, 1004, 2008, 9047, 18094, 20833, 27359, 36188, 41666, 54718, 72376, 83332, 109436, 166664, 218872, 2270797, 4541594, 9083188, 18166376]

約数ペア:

[(1, 18166376), (2, 9083188), (4, 4541594), (8, 2270797), (83, 218872), (109, 166664), (166, 109436), (218, 83332), (251, 72376), (332, 54718), (436, 41666), (502, 36188), (664, 27359), (872, 20833), (1004, 18094), (2008, 9047)]