18452872

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 35496000

約数和(自身を除く): 17043128

約数列:

[1, 2, 4, 8, 67, 134, 173, 199, 268, 346, 398, 536, 692, 796, 1384, 1592, 11591, 13333, 23182, 26666, 34427, 46364, 53332, 68854, 92728, 106664, 137708, 275416, 2306609, 4613218, 9226436, 18452872]

約数ペア:

[(1, 18452872), (2, 9226436), (4, 4613218), (8, 2306609), (67, 275416), (134, 137708), (173, 106664), (199, 92728), (268, 68854), (346, 53332), (398, 46364), (536, 34427), (692, 26666), (796, 23182), (1384, 13333), (1592, 11591)]