20247986017

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{11113}}^1$

素因数の和:11449

約数の個数: 32

約数和(自身を含む): 25004899584

約数和(自身を除く): 4756913567

約数列:

[1, 7, 17, 61, 119, 251, 427, 1037, 1757, 4267, 7259, 11113, 15311, 29869, 77791, 107177, 188921, 260287, 677893, 1322447, 1822009, 2789363, 4745251, 11524181, 19525541, 47419171, 80669267, 170151143, 331934197, 1191058001, 2892569431, 20247986017]

約数ペア:

[(1, 20247986017), (7, 2892569431), (17, 1191058001), (61, 331934197), (119, 170151143), (251, 80669267), (427, 47419171), (1037, 19525541), (1757, 11524181), (4267, 4745251), (7259, 2789363), (11113, 1822009), (15311, 1322447), (29869, 677893), (77791, 260287), (107177, 188921)]