20174973

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1103}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 33632256

約数和(自身を除く): 13457283

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1103, 1407, 2613, 3309, 6097, 7721, 14339, 18291, 23163, 43017, 73901, 100373, 221703, 301119, 517307, 960713, 1551921, 2882139, 6724991, 20174973]

約数ペア:

[(1, 20174973), (3, 6724991), (7, 2882139), (13, 1551921), (21, 960713), (39, 517307), (67, 301119), (91, 221703), (201, 100373), (273, 73901), (469, 43017), (871, 23163), (1103, 18291), (1407, 14339), (2613, 7721), (3309, 6097)]