20565558827

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1097}}^1\times {\mathrm{4721}}^1$

素因数の和:5867

約数の個数: 24

約数和(自身を含む): 23704704432

約数和(自身を除く): 3139145605

約数列:

[1, 11, 19, 209, 361, 1097, 3971, 4721, 12067, 20843, 51931, 89699, 229273, 396017, 986689, 1704281, 4356187, 5178937, 18747091, 56968307, 98399803, 1082397833, 1869596257, 20565558827]

約数ペア:

[(1, 20565558827), (11, 1869596257), (19, 1082397833), (209, 98399803), (361, 56968307), (1097, 18747091), (3971, 5178937), (4721, 4356187), (12067, 1704281), (20843, 986689), (51931, 396017), (89699, 229273)]