18645296

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{17393}}^1$

素因数の和:17468

約数の個数: 20

約数和(自身を含む): 36666552

約数和(自身を除く): 18021256

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 17393, 34786, 69572, 139144, 278288, 1165331, 2330662, 4661324, 9322648, 18645296]

約数ペア:

[(1, 18645296), (2, 9322648), (4, 4661324), (8, 2330662), (16, 1165331), (67, 278288), (134, 139144), (268, 69572), (536, 34786), (1072, 17393)]