81694436

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{1381}}^1$

素因数の和:2051

約数の個数: 24

約数和(自身を含む): 149521344

約数和(自身を除く): 67826908

約数列:

[1, 2, 4, 23, 46, 92, 643, 1286, 1381, 2572, 2762, 5524, 14789, 29578, 31763, 59156, 63526, 127052, 887983, 1775966, 3551932, 20423609, 40847218, 81694436]

約数ペア:

[(1, 81694436), (2, 40847218), (4, 20423609), (23, 3551932), (46, 1775966), (92, 887983), (643, 127052), (1286, 63526), (1381, 59156), (2572, 31763), (2762, 29578), (5524, 14789)]