220131918

素因数分解:

$2^1\times 3^4\times {\mathrm{373}}^1\times {\mathrm{3643}}^1$

素因数の和:4030

約数の個数: 40

約数和(自身を含む): 494716728

約数和(自身を除く): 274584810

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 373, 746, 1119, 2238, 3357, 3643, 6714, 7286, 10071, 10929, 20142, 21858, 30213, 32787, 60426, 65574, 98361, 196722, 295083, 590166, 1358839, 2717678, 4076517, 8153034, 12229551, 24459102, 36688653, 73377306, 110065959, 220131918]

約数ペア:

[(1, 220131918), (2, 110065959), (3, 73377306), (6, 36688653), (9, 24459102), (18, 12229551), (27, 8153034), (54, 4076517), (81, 2717678), (162, 1358839), (373, 590166), (746, 295083), (1119, 196722), (2238, 98361), (3357, 65574), (3643, 60426), (6714, 32787), (7286, 30213), (10071, 21858), (10929, 20142)]