20873096

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2591}}^1$

素因数の和:2669

約数の個数: 32

約数和(自身を含む): 41990400

約数和(自身を除く): 21117304

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 152, 212, 424, 1007, 2014, 2591, 4028, 5182, 8056, 10364, 20728, 49229, 98458, 137323, 196916, 274646, 393832, 549292, 1098584, 2609137, 5218274, 10436548, 20873096]

約数ペア:

[(1, 20873096), (2, 10436548), (4, 5218274), (8, 2609137), (19, 1098584), (38, 549292), (53, 393832), (76, 274646), (106, 196916), (152, 137323), (212, 98458), (424, 49229), (1007, 20728), (2014, 10364), (2591, 8056), (4028, 5182)]