20471646

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{1553}}^1$

素因数の和:1597

約数の個数: 32

約数和(自身を含む): 44382240

約数和(自身を除く): 23910594

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 1553, 2197, 3106, 4394, 4659, 6591, 9318, 13182, 20189, 40378, 60567, 121134, 262457, 524914, 787371, 1574742, 3411941, 6823882, 10235823, 20471646]

約数ペア:

[(1, 20471646), (2, 10235823), (3, 6823882), (6, 3411941), (13, 1574742), (26, 787371), (39, 524914), (78, 262457), (169, 121134), (338, 60567), (507, 40378), (1014, 20189), (1553, 13182), (2197, 9318), (3106, 6591), (4394, 4659)]