18821516

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{39541}}^1$

素因数の和:39569

約数の個数: 24

約数和(自身を含む): 39858336

約数和(自身を除く): 21036820

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 39541, 79082, 158164, 276787, 553574, 672197, 1107148, 1344394, 2688788, 4705379, 9410758, 18821516]

約数ペア:

[(1, 18821516), (2, 9410758), (4, 4705379), (7, 2688788), (14, 1344394), (17, 1107148), (28, 672197), (34, 553574), (68, 276787), (119, 158164), (238, 79082), (476, 39541)]