18222904

素因数分解:

$2^3\times 7^3\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 41400000

約数和(自身を除く): 23177096

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 49, 56, 58, 98, 116, 196, 203, 229, 232, 343, 392, 406, 458, 686, 812, 916, 1372, 1421, 1603, 1624, 1832, 2744, 2842, 3206, 5684, 6412, 6641, 9947, 11221, 11368, 12824, 13282, 19894, 22442, 26564, 39788, 44884, 46487, 53128, 78547, 79576, 89768, 92974, 157094, 185948, 314188, 325409, 371896, 628376, 650818, 1301636, 2277863, 2603272, 4555726, 9111452, 18222904]

約数ペア:

[(1, 18222904), (2, 9111452), (4, 4555726), (7, 2603272), (8, 2277863), (14, 1301636), (28, 650818), (29, 628376), (49, 371896), (56, 325409), (58, 314188), (98, 185948), (116, 157094), (196, 92974), (203, 89768), (229, 79576), (232, 78547), (343, 53128), (392, 46487), (406, 44884), (458, 39788), (686, 26564), (812, 22442), (916, 19894), (1372, 13282), (1421, 12824), (1603, 11368), (1624, 11221), (1832, 9947), (2744, 6641), (2842, 6412), (3206, 5684)]