197343728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{649157}}^1$

素因数の和:649184

約数の個数: 20

約数和(自身を含む): 402477960

約数和(自身を除く): 205134232

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 649157, 1298314, 2596628, 5193256, 10386512, 12333983, 24667966, 49335932, 98671864, 197343728]

約数ペア:

[(1, 197343728), (2, 98671864), (4, 49335932), (8, 24667966), (16, 12333983), (19, 10386512), (38, 5193256), (76, 2596628), (152, 1298314), (304, 649157)]