20922105

素因数分解:

$3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5557}}^1$

素因数の和:5816

約数の個数: 16

約数和(自身を含む): 33614784

約数和(自身を除く): 12692679

約数列:

[1, 3, 5, 15, 251, 753, 1255, 3765, 5557, 16671, 27785, 83355, 1394807, 4184421, 6974035, 20922105]

約数ペア:

[(1, 20922105), (3, 6974035), (5, 4184421), (15, 1394807), (251, 83355), (753, 27785), (1255, 16671), (3765, 5557)]