19089945

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20201}}^1$

素因数の和:20222

約数の個数: 32

約数和(自身を含む): 38787840

約数和(自身を除く): 19697895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20201, 60603, 101005, 141407, 181809, 303015, 424221, 545427, 707035, 909045, 1272663, 2121105, 2727135, 3817989, 6363315, 19089945]

約数ペア:

[(1, 19089945), (3, 6363315), (5, 3817989), (7, 2727135), (9, 2121105), (15, 1272663), (21, 909045), (27, 707035), (35, 545427), (45, 424221), (63, 303015), (105, 181809), (135, 141407), (189, 101005), (315, 60603), (945, 20201)]