20442584

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:731

約数の個数: 32

約数和(自身を含む): 40249440

約数和(自身を除く): 19806856

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 241, 461, 482, 922, 964, 1844, 1928, 3688, 5543, 10603, 11086, 21206, 22172, 42412, 44344, 84824, 111101, 222202, 444404, 888808, 2555323, 5110646, 10221292, 20442584]

約数ペア:

[(1, 20442584), (2, 10221292), (4, 5110646), (8, 2555323), (23, 888808), (46, 444404), (92, 222202), (184, 111101), (241, 84824), (461, 44344), (482, 42412), (922, 22172), (964, 21206), (1844, 11086), (1928, 10603), (3688, 5543)]