18822944

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4943}}^1$

素因数の和:4977

約数の個数: 48

約数和(自身を含む): 44851968

約数和(自身を除く): 26029024

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 4943, 9886, 19772, 34601, 39544, 69202, 79088, 84031, 138404, 158176, 168062, 276808, 336124, 553616, 588217, 672248, 1107232, 1176434, 1344496, 2352868, 2688992, 4705736, 9411472, 18822944]

約数ペア:

[(1, 18822944), (2, 9411472), (4, 4705736), (7, 2688992), (8, 2352868), (14, 1344496), (16, 1176434), (17, 1107232), (28, 672248), (32, 588217), (34, 553616), (56, 336124), (68, 276808), (112, 168062), (119, 158176), (136, 138404), (224, 84031), (238, 79088), (272, 69202), (476, 39544), (544, 34601), (952, 19772), (1904, 9886), (3808, 4943)]