19679528

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1481}}^1$

素因数の和:1649

約数の個数: 32

約数和(自身を含む): 40547520

約数和(自身を除く): 20867992

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 151, 302, 604, 1208, 1481, 1661, 2962, 3322, 5924, 6644, 11848, 13288, 16291, 32582, 65164, 130328, 223631, 447262, 894524, 1789048, 2459941, 4919882, 9839764, 19679528]

約数ペア:

[(1, 19679528), (2, 9839764), (4, 4919882), (8, 2459941), (11, 1789048), (22, 894524), (44, 447262), (88, 223631), (151, 130328), (302, 65164), (604, 32582), (1208, 16291), (1481, 13288), (1661, 11848), (2962, 6644), (3322, 5924)]