20922405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{199261}}^1$

素因数の和:199276

約数の個数: 16

約数和(自身を含む): 38258304

約数和(自身を除く): 17335899

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 199261, 597783, 996305, 1394827, 2988915, 4184481, 6974135, 20922405]

約数ペア:

[(1, 20922405), (3, 6974135), (5, 4184481), (7, 2988915), (15, 1394827), (21, 996305), (35, 597783), (105, 199261)]