1998994368

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{87491}}^1$

素因数の和:87530

約数の個数: 112

約数和(自身を含む): 6400214784

約数和(自身を除く): 4401220416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 136, 168, 192, 204, 224, 238, 272, 336, 357, 408, 448, 476, 544, 672, 714, 816, 952, 1088, 1344, 1428, 1632, 1904, 2856, 3264, 3808, 5712, 7616, 11424, 22848, 87491, 174982, 262473, 349964, 524946, 612437, 699928, 1049892, 1224874, 1399856, 1487347, 1837311, 2099784, 2449748, 2799712, 2974694, 3674622, 4199568, 4462041, 4899496, 5599424, 5949388, 7349244, 8399136, 8924082, 9798992, 10411429, 11898776, 14698488, 16798272, 17848164, 19597984, 20822858, 23797552, 29396976, 31234287, 35696328, 39195968, 41645716, 47595104, 58793952, 62468574, 71392656, 83291432, 95190208, 117587904, 124937148, 142785312, 166582864, 249874296, 285570624, 333165728, 499748592, 666331456, 999497184, 1998994368]

約数ペア:

[(1, 1998994368), (2, 999497184), (3, 666331456), (4, 499748592), (6, 333165728), (7, 285570624), (8, 249874296), (12, 166582864), (14, 142785312), (16, 124937148), (17, 117587904), (21, 95190208), (24, 83291432), (28, 71392656), (32, 62468574), (34, 58793952), (42, 47595104), (48, 41645716), (51, 39195968), (56, 35696328), (64, 31234287), (68, 29396976), (84, 23797552), (96, 20822858), (102, 19597984), (112, 17848164), (119, 16798272), (136, 14698488), (168, 11898776), (192, 10411429), (204, 9798992), (224, 8924082), (238, 8399136), (272, 7349244), (336, 5949388), (357, 5599424), (408, 4899496), (448, 4462041), (476, 4199568), (544, 3674622), (672, 2974694), (714, 2799712), (816, 2449748), (952, 2099784), (1088, 1837311), (1344, 1487347), (1428, 1399856), (1632, 1224874), (1904, 1049892), (2856, 699928), (3264, 612437), (3808, 524946), (5712, 349964), (7616, 262473), (11424, 174982), (22848, 87491)]