20498055

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1013}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 35043840

約数和(自身を除く): 14545785

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 1013, 1065, 1349, 3039, 4047, 5065, 6745, 15195, 19247, 20235, 57741, 71923, 96235, 215769, 288705, 359615, 1078845, 1366537, 4099611, 6832685, 20498055]

約数ペア:

[(1, 20498055), (3, 6832685), (5, 4099611), (15, 1366537), (19, 1078845), (57, 359615), (71, 288705), (95, 215769), (213, 96235), (285, 71923), (355, 57741), (1013, 20235), (1065, 19247), (1349, 15195), (3039, 6745), (4047, 5065)]