64437436

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{121123}}^1$

素因数の和:121153

約数の個数: 24

約数和(自身を含む): 135658880

約数和(自身を除く): 71221444

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 121123, 242246, 484492, 847861, 1695722, 2301337, 3391444, 4602674, 9205348, 16109359, 32218718, 64437436]

約数ペア:

[(1, 64437436), (2, 32218718), (4, 16109359), (7, 9205348), (14, 4602674), (19, 3391444), (28, 2301337), (38, 1695722), (76, 847861), (133, 484492), (266, 242246), (532, 121123)]