20348868085

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1944469}}^1$

素因数の和:1944517

約数の個数: 32

約数和(自身を含む): 31360412160

約数和(自身を除く): 11011544075

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 1944469, 9722345, 13611283, 25278097, 44722787, 68056415, 126390485, 176946679, 223613935, 313059509, 581396231, 884733395, 1565297545, 2906981155, 4069773617, 20348868085]

約数ペア:

[(1, 20348868085), (5, 4069773617), (7, 2906981155), (13, 1565297545), (23, 884733395), (35, 581396231), (65, 313059509), (91, 223613935), (115, 176946679), (161, 126390485), (299, 68056415), (455, 44722787), (805, 25278097), (1495, 13611283), (2093, 9722345), (10465, 1944469)]