19172974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{877}}^1$

素因数の和:1539

約数の個数: 16

約数和(自身を含む): 30533328

約数和(自身を除く): 11360354

約数列:

[1, 2, 17, 34, 643, 877, 1286, 1754, 10931, 14909, 21862, 29818, 563911, 1127822, 9586487, 19172974]

約数ペア:

[(1, 19172974), (2, 9586487), (17, 1127822), (34, 563911), (643, 29818), (877, 21862), (1286, 14909), (1754, 10931)]