17911946

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 12932854

約数列:

[1, 2, 13, 19, 26, 38, 101, 202, 247, 359, 494, 718, 1313, 1919, 2626, 3838, 4667, 6821, 9334, 13642, 24947, 36259, 49894, 72518, 88673, 177346, 471367, 688921, 942734, 1377842, 8955973, 17911946]

約数ペア:

[(1, 17911946), (2, 8955973), (13, 1377842), (19, 942734), (26, 688921), (38, 471367), (101, 177346), (202, 88673), (247, 72518), (359, 49894), (494, 36259), (718, 24947), (1313, 13642), (1919, 9334), (2626, 6821), (3838, 4667)]