20443336053

素因数分解:

$3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{421}}^1\times {\mathrm{11981}}^1$

素因数の和:12605

約数の個数: 32

約数和(自身を含む): 31390156032

約数和(自身を除く): 10946819979

約数列:

[1, 3, 7, 21, 193, 421, 579, 1263, 1351, 2947, 4053, 8841, 11981, 35943, 81253, 83867, 243759, 251601, 568771, 1706313, 2312333, 5044001, 6936999, 15132003, 16186331, 35308007, 48558993, 105924021, 973492193, 2920476579, 6814445351, 20443336053]

約数ペア:

[(1, 20443336053), (3, 6814445351), (7, 2920476579), (21, 973492193), (193, 105924021), (421, 48558993), (579, 35308007), (1263, 16186331), (1351, 15132003), (2947, 6936999), (4053, 5044001), (8841, 2312333), (11981, 1706313), (35943, 568771), (81253, 251601), (83867, 243759)]