81746416

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{222137}}^1$

素因数の和:222168

約数の個数: 20

約数和(自身を含む): 165270672

約数和(自身を除く): 83524256

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 222137, 444274, 888548, 1777096, 3554192, 5109151, 10218302, 20436604, 40873208, 81746416]

約数ペア:

[(1, 81746416), (2, 40873208), (4, 20436604), (8, 10218302), (16, 5109151), (23, 3554192), (46, 1777096), (92, 888548), (184, 444274), (368, 222137)]