19410867

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3313}}^1$

素因数の和:3360

約数の個数: 32

約数和(自身を含む): 33935360

約数和(自身を除く): 14524493

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 3313, 5859, 9939, 23191, 29817, 69573, 89451, 102703, 208719, 308109, 626157, 718921, 924327, 2156763, 2772981, 6470289, 19410867]

約数ペア:

[(1, 19410867), (3, 6470289), (7, 2772981), (9, 2156763), (21, 924327), (27, 718921), (31, 626157), (63, 308109), (93, 208719), (189, 102703), (217, 89451), (279, 69573), (651, 29817), (837, 23191), (1953, 9939), (3313, 5859)]