17920404

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{941}}^1$

素因数の和:997

約数の個数: 54

約数和(自身を含む): 47404266

約数和(自身を除く): 29483862

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 529, 828, 941, 1058, 1587, 1882, 2116, 2823, 3174, 3764, 4761, 5646, 6348, 8469, 9522, 11292, 16938, 19044, 21643, 33876, 43286, 64929, 86572, 129858, 194787, 259716, 389574, 497789, 779148, 995578, 1493367, 1991156, 2986734, 4480101, 5973468, 8960202, 17920404]

約数ペア:

[(1, 17920404), (2, 8960202), (3, 5973468), (4, 4480101), (6, 2986734), (9, 1991156), (12, 1493367), (18, 995578), (23, 779148), (36, 497789), (46, 389574), (69, 259716), (92, 194787), (138, 129858), (207, 86572), (276, 64929), (414, 43286), (529, 33876), (828, 21643), (941, 19044), (1058, 16938), (1587, 11292), (1882, 9522), (2116, 8469), (2823, 6348), (3174, 5646), (3764, 4761)]