19800966

素因数分解:

$2^1\times 3^1\times {\mathrm{61}}^1\times {\mathrm{54101}}^1$

素因数の和:54167

約数の個数: 16

約数和(自身を含む): 40251888

約数和(自身を除く): 20450922

約数列:

[1, 2, 3, 6, 61, 122, 183, 366, 54101, 108202, 162303, 324606, 3300161, 6600322, 9900483, 19800966]

約数ペア:

[(1, 19800966), (2, 9900483), (3, 6600322), (6, 3300161), (61, 324606), (122, 162303), (183, 108202), (366, 54101)]