16905478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 28016640

約数和(自身を除く): 11111162

約数列:

[1, 2, 19, 31, 38, 62, 113, 127, 226, 254, 589, 1178, 2147, 2413, 3503, 3937, 4294, 4826, 7006, 7874, 14351, 28702, 66557, 74803, 133114, 149606, 272669, 444881, 545338, 889762, 8452739, 16905478]

約数ペア:

[(1, 16905478), (2, 8452739), (19, 889762), (31, 545338), (38, 444881), (62, 272669), (113, 149606), (127, 133114), (226, 74803), (254, 66557), (589, 28702), (1178, 14351), (2147, 7874), (2413, 7006), (3503, 4826), (3937, 4294)]