20973645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6053}}^1$

素因数の和:6082

約数の個数: 48

約数和(自身を含む): 45332352

約数和(自身を除く): 24358707

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 55, 63, 77, 99, 105, 165, 231, 315, 385, 495, 693, 1155, 3465, 6053, 18159, 30265, 42371, 54477, 66583, 90795, 127113, 199749, 211855, 272385, 332915, 381339, 466081, 599247, 635565, 998745, 1398243, 1906695, 2330405, 2996235, 4194729, 6991215, 20973645]

約数ペア:

[(1, 20973645), (3, 6991215), (5, 4194729), (7, 2996235), (9, 2330405), (11, 1906695), (15, 1398243), (21, 998745), (33, 635565), (35, 599247), (45, 466081), (55, 381339), (63, 332915), (77, 272385), (99, 211855), (105, 199749), (165, 127113), (231, 90795), (315, 66583), (385, 54477), (495, 42371), (693, 30265), (1155, 18159), (3465, 6053)]