19971468

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{16811}}^1$

素因数の和:16835

約数の個数: 48

約数和(自身を含む): 56488320

約数和(自身を除く): 36516852

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 99, 108, 132, 198, 297, 396, 594, 1188, 16811, 33622, 50433, 67244, 100866, 151299, 184921, 201732, 302598, 369842, 453897, 554763, 605196, 739684, 907794, 1109526, 1664289, 1815588, 2219052, 3328578, 4992867, 6657156, 9985734, 19971468]

約数ペア:

[(1, 19971468), (2, 9985734), (3, 6657156), (4, 4992867), (6, 3328578), (9, 2219052), (11, 1815588), (12, 1664289), (18, 1109526), (22, 907794), (27, 739684), (33, 605196), (36, 554763), (44, 453897), (54, 369842), (66, 302598), (99, 201732), (108, 184921), (132, 151299), (198, 100866), (297, 67244), (396, 50433), (594, 33622), (1188, 16811)]