345771728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1137407}}^1$

素因数の和:1137434

約数の個数: 20

約数和(自身を含む): 705192960

約数和(自身を除く): 359421232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1137407, 2274814, 4549628, 9099256, 18198512, 21610733, 43221466, 86442932, 172885864, 345771728]

約数ペア:

[(1, 345771728), (2, 172885864), (4, 86442932), (8, 43221466), (16, 21610733), (19, 18198512), (38, 9099256), (76, 4549628), (152, 2274814), (304, 1137407)]