19078430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{272549}}^1$

素因数の和:272563

約数の個数: 16

約数和(自身を含む): 39247200

約数和(自身を除く): 20168770

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 272549, 545098, 1362745, 1907843, 2725490, 3815686, 9539215, 19078430]

約数ペア:

[(1, 19078430), (2, 9539215), (5, 3815686), (7, 2725490), (10, 1907843), (14, 1362745), (35, 545098), (70, 272549)]