20299144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1609}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 40572000

約数和(自身を除く): 20272856

約数列:

[1, 2, 4, 8, 19, 38, 76, 83, 152, 166, 332, 664, 1577, 1609, 3154, 3218, 6308, 6436, 12616, 12872, 30571, 61142, 122284, 133547, 244568, 267094, 534188, 1068376, 2537393, 5074786, 10149572, 20299144]

約数ペア:

[(1, 20299144), (2, 10149572), (4, 5074786), (8, 2537393), (19, 1068376), (38, 534188), (76, 267094), (83, 244568), (152, 133547), (166, 122284), (332, 61142), (664, 30571), (1577, 12872), (1609, 12616), (3154, 6436), (3218, 6308)]