20898502

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{4561}}^1$

素因数の和:4671

約数の個数: 16

約数和(自身を含む): 32846400

約数和(自身を除く): 11947898

約数列:

[1, 2, 29, 58, 79, 158, 2291, 4561, 4582, 9122, 132269, 264538, 360319, 720638, 10449251, 20898502]

約数ペア:

[(1, 20898502), (2, 10449251), (29, 720638), (58, 360319), (79, 264538), (158, 132269), (2291, 9122), (4561, 4582)]