199809310

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{197831}}^1$

素因数の和:197939

約数の個数: 16

約数和(自身を含む): 363219552

約数和(自身を除く): 163410242

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 197831, 395662, 989155, 1978310, 19980931, 39961862, 99904655, 199809310]

約数ペア:

[(1, 199809310), (2, 99904655), (5, 39961862), (10, 19980931), (101, 1978310), (202, 989155), (505, 395662), (1010, 197831)]