209640962

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 329398272

約数和(自身を除く): 119757310

約数列:

[1, 2, 47, 73, 94, 137, 146, 223, 274, 446, 3431, 6439, 6862, 10001, 10481, 12878, 16279, 20002, 20962, 30551, 32558, 61102, 470047, 765113, 940094, 1435897, 1530226, 2230223, 2871794, 4460446, 104820481, 209640962]

約数ペア:

[(1, 209640962), (2, 104820481), (47, 4460446), (73, 2871794), (94, 2230223), (137, 1530226), (146, 1435897), (223, 940094), (274, 765113), (446, 470047), (3431, 61102), (6439, 32558), (6862, 30551), (10001, 20962), (10481, 20002), (12878, 16279)]