205285424

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9511}}^1$

素因数の和:9609

約数の個数: 40

約数和(自身を含む): 424615680

約数和(自身を除く): 219330256

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 5396, 9511, 10792, 19022, 21584, 38044, 76088, 152176, 180709, 361418, 675281, 722836, 1350562, 1445672, 2701124, 2891344, 5402248, 10804496, 12830339, 25660678, 51321356, 102642712, 205285424]

約数ペア:

[(1, 205285424), (2, 102642712), (4, 51321356), (8, 25660678), (16, 12830339), (19, 10804496), (38, 5402248), (71, 2891344), (76, 2701124), (142, 1445672), (152, 1350562), (284, 722836), (304, 675281), (568, 361418), (1136, 180709), (1349, 152176), (2698, 76088), (5396, 38044), (9511, 21584), (10792, 19022)]