9681488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31847}}^1$

素因数の和:31874

約数の個数: 20

約数和(自身を含む): 19745760

約数和(自身を除く): 10064272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 31847, 63694, 127388, 254776, 509552, 605093, 1210186, 2420372, 4840744, 9681488]

約数ペア:

[(1, 9681488), (2, 4840744), (4, 2420372), (8, 1210186), (16, 605093), (19, 509552), (38, 254776), (76, 127388), (152, 63694), (304, 31847)]