20808301971

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29671}}^1\times {\mathrm{13751}}^1$

素因数の和:43442

約数の個数: 16

約数和(自身を含む): 29379552768

約数和(自身を除く): 8571250797

約数列:

[1, 3, 17, 51, 13751, 29671, 41253, 89013, 233767, 504407, 701301, 1513221, 408005921, 1224017763, 6936100657, 20808301971]

約数ペア:

[(1, 20808301971), (3, 6936100657), (17, 1224017763), (51, 408005921), (13751, 1513221), (29671, 701301), (41253, 504407), (89013, 233767)]