20802796

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{39103}}^1$

素因数の和:39133

約数の個数: 24

約数和(自身を含む): 43796480

約数和(自身を除く): 22993684

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 39103, 78206, 156412, 273721, 547442, 742957, 1094884, 1485914, 2971828, 5200699, 10401398, 20802796]

約数ペア:

[(1, 20802796), (2, 10401398), (4, 5200699), (7, 2971828), (14, 1485914), (19, 1094884), (28, 742957), (38, 547442), (76, 273721), (133, 156412), (266, 78206), (532, 39103)]