19271608

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:208

約数の個数: 64

約数和(自身を含む): 40979520

約数和(自身を除く): 21707912

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 61, 68, 92, 101, 122, 136, 184, 202, 244, 391, 404, 488, 782, 808, 1037, 1403, 1564, 1717, 2074, 2323, 2806, 3128, 3434, 4148, 4646, 5612, 6161, 6868, 8296, 9292, 11224, 12322, 13736, 18584, 23851, 24644, 39491, 47702, 49288, 78982, 95404, 104737, 141703, 157964, 190808, 209474, 283406, 315928, 418948, 566812, 837896, 1133624, 2408951, 4817902, 9635804, 19271608]

約数ペア:

[(1, 19271608), (2, 9635804), (4, 4817902), (8, 2408951), (17, 1133624), (23, 837896), (34, 566812), (46, 418948), (61, 315928), (68, 283406), (92, 209474), (101, 190808), (122, 157964), (136, 141703), (184, 104737), (202, 95404), (244, 78982), (391, 49288), (404, 47702), (488, 39491), (782, 24644), (808, 23851), (1037, 18584), (1403, 13736), (1564, 12322), (1717, 11224), (2074, 9292), (2323, 8296), (2806, 6868), (3128, 6161), (3434, 5612), (4148, 4646)]