19016868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{877}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 48184640

約数和(自身を除く): 29167772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 139, 156, 278, 417, 556, 834, 877, 1668, 1754, 1807, 2631, 3508, 3614, 5262, 5421, 7228, 10524, 10842, 11401, 21684, 22802, 34203, 45604, 68406, 121903, 136812, 243806, 365709, 487612, 731418, 1462836, 1584739, 3169478, 4754217, 6338956, 9508434, 19016868]

約数ペア:

[(1, 19016868), (2, 9508434), (3, 6338956), (4, 4754217), (6, 3169478), (12, 1584739), (13, 1462836), (26, 731418), (39, 487612), (52, 365709), (78, 243806), (139, 136812), (156, 121903), (278, 68406), (417, 45604), (556, 34203), (834, 22802), (877, 21684), (1668, 11401), (1754, 10842), (1807, 10524), (2631, 7228), (3508, 5421), (3614, 5262)]