20161475787

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{26881}}^1$

素因数の和:27183

約数の個数: 32

約数和(自身を含む): 28684169280

約数和(自身を除く): 8522693493

約数列:

[1, 3, 29, 37, 87, 111, 233, 699, 1073, 3219, 6757, 8621, 20271, 25863, 26881, 80643, 250009, 750027, 779549, 994597, 2338647, 2983791, 6263273, 18789819, 28843313, 86529939, 181634917, 231741101, 544904751, 695223303, 6720491929, 20161475787]

約数ペア:

[(1, 20161475787), (3, 6720491929), (29, 695223303), (37, 544904751), (87, 231741101), (111, 181634917), (233, 86529939), (699, 28843313), (1073, 18789819), (3219, 6263273), (6757, 2983791), (8621, 2338647), (20271, 994597), (25863, 779549), (26881, 750027), (80643, 250009)]