19831656

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3739}}^1$

素因数の和:3778

約数の個数: 64

約数和(自身を含む): 56548800

約数和(自身を除く): 36717144

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 3739, 5304, 7478, 11217, 14956, 22434, 29912, 44868, 48607, 63563, 89736, 97214, 127126, 145821, 190689, 194428, 254252, 291642, 381378, 388856, 508504, 583284, 762756, 826319, 1166568, 1525512, 1652638, 2478957, 3305276, 4957914, 6610552, 9915828, 19831656]

約数ペア:

[(1, 19831656), (2, 9915828), (3, 6610552), (4, 4957914), (6, 3305276), (8, 2478957), (12, 1652638), (13, 1525512), (17, 1166568), (24, 826319), (26, 762756), (34, 583284), (39, 508504), (51, 388856), (52, 381378), (68, 291642), (78, 254252), (102, 194428), (104, 190689), (136, 145821), (156, 127126), (204, 97214), (221, 89736), (312, 63563), (408, 48607), (442, 44868), (663, 29912), (884, 22434), (1326, 14956), (1768, 11217), (2652, 7478), (3739, 5304)]