20631672

素因数分解:

$2^3\times 3^5\times {\mathrm{10613}}^1$

素因数の和:10634

約数の個数: 48

約数和(自身を含む): 57952440

約数和(自身を除く): 37320768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10613, 21226, 31839, 42452, 63678, 84904, 95517, 127356, 191034, 254712, 286551, 382068, 573102, 764136, 859653, 1146204, 1719306, 2292408, 2578959, 3438612, 5157918, 6877224, 10315836, 20631672]

約数ペア:

[(1, 20631672), (2, 10315836), (3, 6877224), (4, 5157918), (6, 3438612), (8, 2578959), (9, 2292408), (12, 1719306), (18, 1146204), (24, 859653), (27, 764136), (36, 573102), (54, 382068), (72, 286551), (81, 254712), (108, 191034), (162, 127356), (216, 95517), (243, 84904), (324, 63678), (486, 42452), (648, 31839), (972, 21226), (1944, 10613)]