201261988

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{2143}}^1$

素因数の和:2643

約数の個数: 24

約数和(自身を含む): 359831808

約数和(自身を除く): 158569820

約数列:

[1, 2, 4, 53, 106, 212, 443, 886, 1772, 2143, 4286, 8572, 23479, 46958, 93916, 113579, 227158, 454316, 949349, 1898698, 3797396, 50315497, 100630994, 201261988]

約数ペア:

[(1, 201261988), (2, 100630994), (4, 50315497), (53, 3797396), (106, 1898698), (212, 949349), (443, 454316), (886, 227158), (1772, 113579), (2143, 93916), (4286, 46958), (8572, 23479)]