2920223558

素因数分解:

$2^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{495457}}^1$

素因数の和:495887

約数の個数: 16

約数和(自身を含む): 5017998624

約数和(自身を除く): 2097775066

約数列:

[1, 2, 7, 14, 421, 842, 2947, 5894, 495457, 990914, 3468199, 6936398, 208587397, 417174794, 1460111779, 2920223558]

約数ペア:

[(1, 2920223558), (2, 1460111779), (7, 417174794), (14, 208587397), (421, 6936398), (842, 3468199), (2947, 990914), (5894, 495457)]