19090456

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1823}}^1$

素因数の和:1864

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 28187624

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 136, 154, 187, 238, 308, 374, 476, 616, 748, 952, 1309, 1496, 1823, 2618, 3646, 5236, 7292, 10472, 12761, 14584, 20053, 25522, 30991, 40106, 51044, 61982, 80212, 102088, 123964, 140371, 160424, 216937, 247928, 280742, 340901, 433874, 561484, 681802, 867748, 1122968, 1363604, 1735496, 2386307, 2727208, 4772614, 9545228, 19090456]

約数ペア:

[(1, 19090456), (2, 9545228), (4, 4772614), (7, 2727208), (8, 2386307), (11, 1735496), (14, 1363604), (17, 1122968), (22, 867748), (28, 681802), (34, 561484), (44, 433874), (56, 340901), (68, 280742), (77, 247928), (88, 216937), (119, 160424), (136, 140371), (154, 123964), (187, 102088), (238, 80212), (308, 61982), (374, 51044), (476, 40106), (616, 30991), (748, 25522), (952, 20053), (1309, 14584), (1496, 12761), (1823, 10472), (2618, 7292), (3646, 5236)]