20552115

素因数分解:

$3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4463}}^1$

素因数の和:4778

約数の個数: 16

約数和(自身を含む): 32997888

約数和(自身を除く): 12445773

約数列:

[1, 3, 5, 15, 307, 921, 1535, 4463, 4605, 13389, 22315, 66945, 1370141, 4110423, 6850705, 20552115]

約数ペア:

[(1, 20552115), (3, 6850705), (5, 4110423), (15, 1370141), (307, 66945), (921, 22315), (1535, 13389), (4463, 4605)]