20506935

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{15361}}^1$

素因数の和:15458

約数の個数: 16

約数和(自身を含む): 33181920

約数和(自身を除く): 12674985

約数列:

[1, 3, 5, 15, 89, 267, 445, 1335, 15361, 46083, 76805, 230415, 1367129, 4101387, 6835645, 20506935]

約数ペア:

[(1, 20506935), (3, 6835645), (5, 4101387), (15, 1367129), (89, 230415), (267, 76805), (445, 46083), (1335, 15361)]