19119694

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{41}}^2\times {\mathrm{47}}^1$

素因数の和:153

約数の個数: 36

約数和(自身を含む): 32998896

約数和(自身を除く): 13879202

約数列:

[1, 2, 11, 22, 41, 47, 82, 94, 121, 242, 451, 517, 902, 1034, 1681, 1927, 3362, 3854, 4961, 5687, 9922, 11374, 18491, 21197, 36982, 42394, 79007, 158014, 203401, 233167, 406802, 466334, 869077, 1738154, 9559847, 19119694]

約数ペア:

[(1, 19119694), (2, 9559847), (11, 1738154), (22, 869077), (41, 466334), (47, 406802), (82, 233167), (94, 203401), (121, 158014), (242, 79007), (451, 42394), (517, 36982), (902, 21197), (1034, 18491), (1681, 11374), (1927, 9922), (3362, 5687), (3854, 4961)]