20656832

素因数分解:

$2^6\times 7^3\times {\mathrm{941}}^1$

素因数の和:974

約数の個数: 56

約数和(自身を含む): 47853600

約数和(自身を除く): 27196768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 941, 1372, 1568, 1882, 2744, 3136, 3764, 5488, 6587, 7528, 10976, 13174, 15056, 21952, 26348, 30112, 46109, 52696, 60224, 92218, 105392, 184436, 210784, 322763, 368872, 421568, 645526, 737744, 1291052, 1475488, 2582104, 2950976, 5164208, 10328416, 20656832]

約数ペア:

[(1, 20656832), (2, 10328416), (4, 5164208), (7, 2950976), (8, 2582104), (14, 1475488), (16, 1291052), (28, 737744), (32, 645526), (49, 421568), (56, 368872), (64, 322763), (98, 210784), (112, 184436), (196, 105392), (224, 92218), (343, 60224), (392, 52696), (448, 46109), (686, 30112), (784, 26348), (941, 21952), (1372, 15056), (1568, 13174), (1882, 10976), (2744, 7528), (3136, 6587), (3764, 5488)]