19861694

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{4691}}^1$

素因数の和:4795

約数の個数: 16

約数和(自身を含む): 31248720

約数和(自身を除く): 11387026

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 4691, 9382, 136039, 272078, 342443, 684886, 9930847, 19861694]

約数ペア:

[(1, 19861694), (2, 9930847), (29, 684886), (58, 342443), (73, 272078), (146, 136039), (2117, 9382), (4234, 4691)]