18406976

素因数分解:

$2^6\times 7^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:427

約数の個数: 56

約数和(自身を含む): 42159936

約数和(自身を除く): 23752960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 181, 224, 227, 362, 448, 454, 724, 908, 1267, 1448, 1589, 1816, 2534, 2896, 3178, 3632, 5068, 5792, 6356, 7264, 10136, 11584, 12712, 14528, 20272, 25424, 40544, 41087, 50848, 81088, 82174, 101696, 164348, 287609, 328696, 575218, 657392, 1150436, 1314784, 2300872, 2629568, 4601744, 9203488, 18406976]

約数ペア:

[(1, 18406976), (2, 9203488), (4, 4601744), (7, 2629568), (8, 2300872), (14, 1314784), (16, 1150436), (28, 657392), (32, 575218), (56, 328696), (64, 287609), (112, 164348), (181, 101696), (224, 82174), (227, 81088), (362, 50848), (448, 41087), (454, 40544), (724, 25424), (908, 20272), (1267, 14528), (1448, 12712), (1589, 11584), (1816, 10136), (2534, 7264), (2896, 6356), (3178, 5792), (3632, 5068)]