20486511

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{941}}^1$

素因数の和:1047

約数の個数: 24

約数和(自身を含む): 30859920

約数和(自身を除く): 10373409

約数列:

[1, 3, 9, 41, 59, 123, 177, 369, 531, 941, 2419, 2823, 7257, 8469, 21771, 38581, 55519, 115743, 166557, 347229, 499671, 2276279, 6828837, 20486511]

約数ペア:

[(1, 20486511), (3, 6828837), (9, 2276279), (41, 499671), (59, 347229), (123, 166557), (177, 115743), (369, 55519), (531, 38581), (941, 21771), (2419, 8469), (2823, 7257)]