38981816

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{6991}}^1$

素因数の和:7055

約数の個数: 32

約数和(自身を含む): 79289280

約数和(自身を除く): 40307464

約数列:

[1, 2, 4, 8, 17, 34, 41, 68, 82, 136, 164, 328, 697, 1394, 2788, 5576, 6991, 13982, 27964, 55928, 118847, 237694, 286631, 475388, 573262, 950776, 1146524, 2293048, 4872727, 9745454, 19490908, 38981816]

約数ペア:

[(1, 38981816), (2, 19490908), (4, 9745454), (8, 4872727), (17, 2293048), (34, 1146524), (41, 950776), (68, 573262), (82, 475388), (136, 286631), (164, 237694), (328, 118847), (697, 55928), (1394, 27964), (2788, 13982), (5576, 6991)]