19936699312

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{1237}}^1\times {\mathrm{1979}}^1$

素因数の和:3733

約数の個数: 40

約数和(自身を含む): 38754104400

約数和(自身を除く): 18817405088

約数列:

[1, 2, 4, 8, 16, 509, 1018, 1237, 1979, 2036, 2474, 3958, 4072, 4948, 7916, 8144, 9896, 15832, 19792, 31664, 629633, 1007311, 1259266, 2014622, 2448023, 2518532, 4029244, 4896046, 5037064, 8058488, 9792092, 10074128, 16116976, 19584184, 39168368, 1246043707, 2492087414, 4984174828, 9968349656, 19936699312]

約数ペア:

[(1, 19936699312), (2, 9968349656), (4, 4984174828), (8, 2492087414), (16, 1246043707), (509, 39168368), (1018, 19584184), (1237, 16116976), (1979, 10074128), (2036, 9792092), (2474, 8058488), (3958, 5037064), (4072, 4896046), (4948, 4029244), (7916, 2518532), (8144, 2448023), (9896, 2014622), (15832, 1259266), (19792, 1007311), (31664, 629633)]