20790036

素因数分解:

$2^2\times 3^2\times {\mathrm{271}}^1\times {\mathrm{2131}}^1$

素因数の和:2412

約数の個数: 36

約数和(自身を含む): 52771264

約数和(自身を除く): 31981228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 271, 542, 813, 1084, 1626, 2131, 2439, 3252, 4262, 4878, 6393, 8524, 9756, 12786, 19179, 25572, 38358, 76716, 577501, 1155002, 1732503, 2310004, 3465006, 5197509, 6930012, 10395018, 20790036]

約数ペア:

[(1, 20790036), (2, 10395018), (3, 6930012), (4, 5197509), (6, 3465006), (9, 2310004), (12, 1732503), (18, 1155002), (36, 577501), (271, 76716), (542, 38358), (813, 25572), (1084, 19179), (1626, 12786), (2131, 9756), (2439, 8524), (3252, 6393), (4262, 4878)]