20701472445

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1\times {\mathrm{26113}}^1$

素因数の和:26426

約数の個数: 48

約数和(自身を含む): 36501104640

約数和(自身を除く): 15799632195

約数列:

[1, 3, 5, 9, 15, 45, 79, 223, 237, 395, 669, 711, 1115, 1185, 2007, 3345, 3555, 10035, 17617, 26113, 52851, 78339, 88085, 130565, 158553, 235017, 264255, 391695, 792765, 1175085, 2062927, 5823199, 6188781, 10314635, 17469597, 18566343, 29115995, 30943905, 52408791, 87347985, 92831715, 262043955, 460032721, 1380098163, 2300163605, 4140294489, 6900490815, 20701472445]

約数ペア:

[(1, 20701472445), (3, 6900490815), (5, 4140294489), (9, 2300163605), (15, 1380098163), (45, 460032721), (79, 262043955), (223, 92831715), (237, 87347985), (395, 52408791), (669, 30943905), (711, 29115995), (1115, 18566343), (1185, 17469597), (2007, 10314635), (3345, 6188781), (3555, 5823199), (10035, 2062927), (17617, 1175085), (26113, 792765), (52851, 391695), (78339, 264255), (88085, 235017), (130565, 158553)]