209318406

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{19457}}^1$

素因数の和:19636

約数の個数: 32

約数和(自身を含む): 459520128

約数和(自身を除く): 250201722

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 163, 326, 489, 978, 1793, 3586, 5379, 10758, 19457, 38914, 58371, 116742, 214027, 428054, 642081, 1284162, 3171491, 6342982, 9514473, 19028946, 34886401, 69772802, 104659203, 209318406]

約数ペア:

[(1, 209318406), (2, 104659203), (3, 69772802), (6, 34886401), (11, 19028946), (22, 9514473), (33, 6342982), (66, 3171491), (163, 1284162), (326, 642081), (489, 428054), (978, 214027), (1793, 116742), (3586, 58371), (5379, 38914), (10758, 19457)]