388546352

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{1278113}}^1$

素因数の和:1278140

約数の個数: 20

約数和(自身を含む): 792430680

約数和(自身を除く): 403884328

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 1278113, 2556226, 5112452, 10224904, 20449808, 24284147, 48568294, 97136588, 194273176, 388546352]

約数ペア:

[(1, 388546352), (2, 194273176), (4, 97136588), (8, 48568294), (16, 24284147), (19, 20449808), (38, 10224904), (76, 5112452), (152, 2556226), (304, 1278113)]