19633504

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:248

約数の個数: 72

約数和(自身を含む): 45025848

約数和(自身を除く): 25392344

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 193, 272, 289, 352, 374, 386, 544, 578, 748, 772, 1156, 1496, 1544, 2123, 2312, 2992, 3088, 3179, 3281, 4246, 4624, 5984, 6176, 6358, 6562, 8492, 9248, 12716, 13124, 16984, 25432, 26248, 33968, 36091, 50864, 52496, 55777, 67936, 72182, 101728, 104992, 111554, 144364, 223108, 288728, 446216, 577456, 613547, 892432, 1154912, 1227094, 1784864, 2454188, 4908376, 9816752, 19633504]

約数ペア:

[(1, 19633504), (2, 9816752), (4, 4908376), (8, 2454188), (11, 1784864), (16, 1227094), (17, 1154912), (22, 892432), (32, 613547), (34, 577456), (44, 446216), (68, 288728), (88, 223108), (136, 144364), (176, 111554), (187, 104992), (193, 101728), (272, 72182), (289, 67936), (352, 55777), (374, 52496), (386, 50864), (544, 36091), (578, 33968), (748, 26248), (772, 25432), (1156, 16984), (1496, 13124), (1544, 12716), (2123, 9248), (2312, 8492), (2992, 6562), (3088, 6358), (3179, 6176), (3281, 5984), (4246, 4624)]