19868886

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2239}}^1$

素因数の和:2293

約数の個数: 48

約数和(自身を含む): 47174400

約数和(自身を除く): 27305514

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 34, 51, 58, 87, 102, 153, 174, 261, 306, 493, 522, 986, 1479, 2239, 2958, 4437, 4478, 6717, 8874, 13434, 20151, 38063, 40302, 64931, 76126, 114189, 129862, 194793, 228378, 342567, 389586, 584379, 685134, 1103827, 1168758, 2207654, 3311481, 6622962, 9934443, 19868886]

約数ペア:

[(1, 19868886), (2, 9934443), (3, 6622962), (6, 3311481), (9, 2207654), (17, 1168758), (18, 1103827), (29, 685134), (34, 584379), (51, 389586), (58, 342567), (87, 228378), (102, 194793), (153, 129862), (174, 114189), (261, 76126), (306, 64931), (493, 40302), (522, 38063), (986, 20151), (1479, 13434), (2239, 8874), (2958, 6717), (4437, 4478)]