20143681915

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{738811}}^1$

素因数の和:738883

約数の個数: 32

約数和(自身を含む): 29788899840

約数和(自身を除く): 9645217925

約数列:

[1, 5, 7, 19, 35, 41, 95, 133, 205, 287, 665, 779, 1435, 3895, 5453, 27265, 738811, 3694055, 5171677, 14037409, 25858385, 30291251, 70187045, 98261863, 151456255, 212038757, 491309315, 575533769, 1060193785, 2877668845, 4028736383, 20143681915]

約数ペア:

[(1, 20143681915), (5, 4028736383), (7, 2877668845), (19, 1060193785), (35, 575533769), (41, 491309315), (95, 212038757), (133, 151456255), (205, 98261863), (287, 70187045), (665, 30291251), (779, 25858385), (1435, 14037409), (3895, 5171677), (5453, 3694055), (27265, 738811)]