19782310

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15101}}^1$

素因数の和:15239

約数の個数: 16

約数和(自身を含む): 35882352

約数和(自身を除く): 16100042

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 15101, 30202, 75505, 151010, 1978231, 3956462, 9891155, 19782310]

約数ペア:

[(1, 19782310), (2, 9891155), (5, 3956462), (10, 1978231), (131, 151010), (262, 75505), (655, 30202), (1310, 15101)]