20165202471

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{499423}}^1$

素因数の和:499782

約数の個数: 16

約数和(自身を含む): 27600167936

約数和(自身を除く): 7434965465

約数列:

[1, 3, 43, 129, 313, 939, 13459, 40377, 499423, 1498269, 21475189, 64425567, 156319399, 468958197, 6721734157, 20165202471]

約数ペア:

[(1, 20165202471), (3, 6721734157), (43, 468958197), (129, 156319399), (313, 64425567), (939, 21475189), (13459, 1498269), (40377, 499423)]