19911096

素因数分解:

$2^3\times 3^4\times {\mathrm{30727}}^1$

素因数の和:30745

約数の個数: 40

約数和(自身を含む): 55771320

約数和(自身を除く): 35860224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 30727, 61454, 92181, 122908, 184362, 245816, 276543, 368724, 553086, 737448, 829629, 1106172, 1659258, 2212344, 2488887, 3318516, 4977774, 6637032, 9955548, 19911096]

約数ペア:

[(1, 19911096), (2, 9955548), (3, 6637032), (4, 4977774), (6, 3318516), (8, 2488887), (9, 2212344), (12, 1659258), (18, 1106172), (24, 829629), (27, 737448), (36, 553086), (54, 368724), (72, 276543), (81, 245816), (108, 184362), (162, 122908), (216, 92181), (324, 61454), (648, 30727)]