15813728

素因数分解:

$2^5\times 7^1\times {\mathrm{227}}^1\times {\mathrm{311}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 20038816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 227, 311, 454, 622, 908, 1244, 1589, 1816, 2177, 2488, 3178, 3632, 4354, 4976, 6356, 7264, 8708, 9952, 12712, 17416, 25424, 34832, 50848, 69664, 70597, 141194, 282388, 494179, 564776, 988358, 1129552, 1976716, 2259104, 3953432, 7906864, 15813728]

約数ペア:

[(1, 15813728), (2, 7906864), (4, 3953432), (7, 2259104), (8, 1976716), (14, 1129552), (16, 988358), (28, 564776), (32, 494179), (56, 282388), (112, 141194), (224, 70597), (227, 69664), (311, 50848), (454, 34832), (622, 25424), (908, 17416), (1244, 12712), (1589, 9952), (1816, 8708), (2177, 7264), (2488, 6356), (3178, 4976), (3632, 4354)]