20826176

素因数分解:

$2^6\times 7^2\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:284

約数の個数: 84

約数和(自身を含む): 49949100

約数和(自身を除く): 29122924

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 49, 56, 58, 64, 98, 112, 116, 196, 203, 224, 229, 232, 392, 406, 448, 458, 464, 784, 812, 916, 928, 1421, 1568, 1603, 1624, 1832, 1856, 2842, 3136, 3206, 3248, 3664, 5684, 6412, 6496, 6641, 7328, 11221, 11368, 12824, 12992, 13282, 14656, 22442, 22736, 25648, 26564, 44884, 45472, 46487, 51296, 53128, 89768, 90944, 92974, 102592, 106256, 179536, 185948, 212512, 325409, 359072, 371896, 425024, 650818, 718144, 743792, 1301636, 1487584, 2603272, 2975168, 5206544, 10413088, 20826176]

約数ペア:

[(1, 20826176), (2, 10413088), (4, 5206544), (7, 2975168), (8, 2603272), (14, 1487584), (16, 1301636), (28, 743792), (29, 718144), (32, 650818), (49, 425024), (56, 371896), (58, 359072), (64, 325409), (98, 212512), (112, 185948), (116, 179536), (196, 106256), (203, 102592), (224, 92974), (229, 90944), (232, 89768), (392, 53128), (406, 51296), (448, 46487), (458, 45472), (464, 44884), (784, 26564), (812, 25648), (916, 22736), (928, 22442), (1421, 14656), (1568, 13282), (1603, 12992), (1624, 12824), (1832, 11368), (1856, 11221), (2842, 7328), (3136, 6641), (3206, 6496), (3248, 6412), (3664, 5684)]