20149858055

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1\times {\mathrm{9439}}^1$

素因数の和:10463

約数の個数: 32

約数和(自身を含む): 26589081600

約数和(自身を除く): 6439223545

約数列:

[1, 5, 19, 23, 95, 115, 437, 977, 2185, 4885, 9439, 18563, 22471, 47195, 92815, 112355, 179341, 217097, 426949, 896705, 1085485, 2134745, 4124843, 9221903, 20624215, 46109515, 175216157, 212103769, 876080785, 1060518845, 4029971611, 20149858055]

約数ペア:

[(1, 20149858055), (5, 4029971611), (19, 1060518845), (23, 876080785), (95, 212103769), (115, 175216157), (437, 46109515), (977, 20624215), (2185, 9221903), (4885, 4124843), (9439, 2134745), (18563, 1085485), (22471, 896705), (47195, 426949), (92815, 217097), (112355, 179341)]