1990202374

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{428369}}^1$

素因数の和:428495

約数の個数: 16

約数和(自身を含む): 3145949280

約数和(自身を除く): 1155746906

約数列:

[1, 2, 23, 46, 101, 202, 2323, 4646, 428369, 856738, 9852487, 19704974, 43265269, 86530538, 995101187, 1990202374]

約数ペア:

[(1, 1990202374), (2, 995101187), (23, 86530538), (46, 43265269), (101, 19704974), (202, 9852487), (2323, 856738), (4646, 428369)]