2011945831

素因数分解:

$7^2\times {\mathrm{197}}^1\times {\mathrm{257}}^1\times {\mathrm{811}}^1$

素因数の和:1279

約数の個数: 24

約数和(自身を含む): 2364371856

約数和(自身を除く): 352426025

約数列:

[1, 7, 49, 197, 257, 811, 1379, 1799, 5677, 9653, 12593, 39739, 50629, 159767, 208427, 354403, 1118369, 1458989, 2480821, 7828583, 10212923, 41060119, 287420833, 2011945831]

約数ペア:

[(1, 2011945831), (7, 287420833), (49, 41060119), (197, 10212923), (257, 7828583), (811, 2480821), (1379, 1458989), (1799, 1118369), (5677, 354403), (9653, 208427), (12593, 159767), (39739, 50629)]