20776638963

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1\times {\mathrm{919}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 28386224640

約数和(自身を除く): 7609585677

約数列:

[1, 3, 67, 137, 201, 411, 821, 919, 2463, 2757, 9179, 27537, 55007, 61573, 112477, 125903, 165021, 184719, 337431, 377709, 754499, 2263497, 7535959, 8435501, 22607877, 25306503, 50551433, 103366363, 151654299, 310099089, 6925546321, 20776638963]

約数ペア:

[(1, 20776638963), (3, 6925546321), (67, 310099089), (137, 151654299), (201, 103366363), (411, 50551433), (821, 25306503), (919, 22607877), (2463, 8435501), (2757, 7535959), (9179, 2263497), (27537, 754499), (55007, 377709), (61573, 337431), (112477, 184719), (125903, 165021)]