19824945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{541}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 36422400

約数和(自身を除く): 16597455

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 349, 541, 1047, 1623, 1745, 2443, 2705, 3787, 5235, 7329, 8115, 11361, 12215, 18935, 36645, 56805, 188809, 566427, 944045, 1321663, 2832135, 3964989, 6608315, 19824945]

約数ペア:

[(1, 19824945), (3, 6608315), (5, 3964989), (7, 2832135), (15, 1321663), (21, 944045), (35, 566427), (105, 188809), (349, 56805), (541, 36645), (1047, 18935), (1623, 12215), (1745, 11361), (2443, 8115), (2705, 7329), (3787, 5235)]