19834038

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{383}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 50872320

約数和(自身を除く): 31038282

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 137, 189, 274, 378, 383, 411, 766, 822, 959, 1149, 1233, 1918, 2298, 2466, 2681, 2877, 3447, 3699, 5362, 5754, 6894, 7398, 8043, 8631, 10341, 16086, 17262, 20682, 24129, 25893, 48258, 51786, 52471, 72387, 104942, 144774, 157413, 314826, 367297, 472239, 734594, 944478, 1101891, 1416717, 2203782, 2833434, 3305673, 6611346, 9917019, 19834038]

約数ペア:

[(1, 19834038), (2, 9917019), (3, 6611346), (6, 3305673), (7, 2833434), (9, 2203782), (14, 1416717), (18, 1101891), (21, 944478), (27, 734594), (42, 472239), (54, 367297), (63, 314826), (126, 157413), (137, 144774), (189, 104942), (274, 72387), (378, 52471), (383, 51786), (411, 48258), (766, 25893), (822, 24129), (959, 20682), (1149, 17262), (1233, 16086), (1918, 10341), (2298, 8631), (2466, 8043), (2681, 7398), (2877, 6894), (3447, 5754), (3699, 5362)]