20162682405

素因数分解:

$3^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{88427}}^1$

素因数の和:89007

約数の個数: 40

約数和(自身を含む): 36208082592

約数和(自身を除く): 16045400187

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 563, 1689, 2815, 5067, 8445, 15201, 25335, 45603, 76005, 88427, 228015, 265281, 442135, 795843, 1326405, 2387529, 3979215, 7162587, 11937645, 35812935, 49784401, 149353203, 248922005, 448059609, 746766015, 1344178827, 2240298045, 4032536481, 6720894135, 20162682405]

約数ペア:

[(1, 20162682405), (3, 6720894135), (5, 4032536481), (9, 2240298045), (15, 1344178827), (27, 746766015), (45, 448059609), (81, 248922005), (135, 149353203), (405, 49784401), (563, 35812935), (1689, 11937645), (2815, 7162587), (5067, 3979215), (8445, 2387529), (15201, 1326405), (25335, 795843), (45603, 442135), (76005, 265281), (88427, 228015)]