20880147237

素因数分解:

$3^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1\times {\mathrm{1489}}^1$

素因数の和:2057

約数の個数: 32

約数和(自身を含む): 28436352000

約数和(自身を除く): 7556204763

約数列:

[1, 3, 83, 199, 249, 283, 597, 849, 1489, 4467, 16517, 23489, 49551, 56317, 70467, 123587, 168951, 296311, 370761, 421387, 888933, 1264161, 4674311, 14022933, 24593813, 34975121, 73781439, 83856013, 104925363, 251568039, 6960049079, 20880147237]

約数ペア:

[(1, 20880147237), (3, 6960049079), (83, 251568039), (199, 104925363), (249, 83856013), (283, 73781439), (597, 34975121), (849, 24593813), (1489, 14022933), (4467, 4674311), (16517, 1264161), (23489, 888933), (49551, 421387), (56317, 370761), (70467, 296311), (123587, 168951)]