72551728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{238657}}^1$

素因数の和:238684

約数の個数: 20

約数和(自身を含む): 147967960

約数和(自身を除く): 75416232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 238657, 477314, 954628, 1909256, 3818512, 4534483, 9068966, 18137932, 36275864, 72551728]

約数ペア:

[(1, 72551728), (2, 36275864), (4, 18137932), (8, 9068966), (16, 4534483), (19, 3818512), (38, 1909256), (76, 954628), (152, 477314), (304, 238657)]