203420587993

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{18857939}}^1$

素因数の和:18858036

約数の個数: 16

約数和(自身を含む): 246209264640

約数和(自身を除く): 42788676647

約数列:

[1, 7, 23, 67, 161, 469, 1541, 10787, 18857939, 132005573, 433732597, 1263481913, 3036128179, 8844373391, 29060083999, 203420587993]

約数ペア:

[(1, 203420587993), (7, 29060083999), (23, 8844373391), (67, 3036128179), (161, 1263481913), (469, 433732597), (1541, 132005573), (10787, 18857939)]