19970856

素因数分解:

$2^3\times 3^2\times {\mathrm{277373}}^1$

素因数の和:277385

約数の個数: 24

約数和(自身を含む): 54087930

約数和(自身を除く): 34117074

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277373, 554746, 832119, 1109492, 1664238, 2218984, 2496357, 3328476, 4992714, 6656952, 9985428, 19970856]

約数ペア:

[(1, 19970856), (2, 9985428), (3, 6656952), (4, 4992714), (6, 3328476), (8, 2496357), (9, 2218984), (12, 1664238), (18, 1109492), (24, 832119), (36, 554746), (72, 277373)]