19860910

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15161}}^1$

素因数の和:15299

約数の個数: 16

約数和(自身を含む): 36024912

約数和(自身を除く): 16164002

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 15161, 30322, 75805, 151610, 1986091, 3972182, 9930455, 19860910]

約数ペア:

[(1, 19860910), (2, 9930455), (5, 3972182), (10, 1986091), (131, 151610), (262, 75805), (655, 30322), (1310, 15161)]