1855402018

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{409943}}^1$

素因数の和:410049

約数の個数: 16

約数和(自身を含む): 2912242176

約数和(自身を除く): 1056840158

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4526, 409943, 819886, 12708233, 25416466, 29925839, 59851678, 927701009, 1855402018]

約数ペア:

[(1, 1855402018), (2, 927701009), (31, 59851678), (62, 29925839), (73, 25416466), (146, 12708233), (2263, 819886), (4526, 409943)]