1276221488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{4198097}}^1$

素因数の和:4198124

約数の個数: 20

約数和(自身を含む): 2602820760

約数和(自身を除く): 1326599272

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 4198097, 8396194, 16792388, 33584776, 67169552, 79763843, 159527686, 319055372, 638110744, 1276221488]

約数ペア:

[(1, 1276221488), (2, 638110744), (4, 319055372), (8, 159527686), (16, 79763843), (19, 67169552), (38, 33584776), (76, 16792388), (152, 8396194), (304, 4198097)]