20451795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14983}}^1$

素因数の和:15011

約数の個数: 32

約数和(自身を含む): 40276992

約数和(自身を除く): 19825197

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 14983, 44949, 74915, 104881, 194779, 224745, 314643, 524405, 584337, 973895, 1363453, 1573215, 2921685, 4090359, 6817265, 20451795]

約数ペア:

[(1, 20451795), (3, 6817265), (5, 4090359), (7, 2921685), (13, 1573215), (15, 1363453), (21, 973895), (35, 584337), (39, 524405), (65, 314643), (91, 224745), (105, 194779), (195, 104881), (273, 74915), (455, 44949), (1365, 14983)]