20091562918

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{99709}}^1$

素因数の和:100144

約数の個数: 32

約数和(自身を含む): 35464852800

約数和(自身を除く): 15373289882

約数列:

[1, 2, 7, 14, 37, 74, 259, 389, 518, 778, 2723, 5446, 14393, 28786, 99709, 100751, 199418, 201502, 697963, 1395926, 3689233, 7378466, 25824631, 38786801, 51649262, 77573602, 271507607, 543015214, 1435111637, 2870223274, 10045781459, 20091562918]

約数ペア:

[(1, 20091562918), (2, 10045781459), (7, 2870223274), (14, 1435111637), (37, 543015214), (74, 271507607), (259, 77573602), (389, 51649262), (518, 38786801), (778, 25824631), (2723, 7378466), (5446, 3689233), (14393, 1395926), (28786, 697963), (99709, 201502), (100751, 199418)]