20545572

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1373}}^1$

素因数の和:1452

約数の個数: 48

約数和(自身を含む): 50783040

約数和(自身を除く): 30237468

約数列:

[1, 2, 3, 4, 6, 12, 29, 43, 58, 86, 87, 116, 129, 172, 174, 258, 348, 516, 1247, 1373, 2494, 2746, 3741, 4119, 4988, 5492, 7482, 8238, 14964, 16476, 39817, 59039, 79634, 118078, 119451, 159268, 177117, 236156, 238902, 354234, 477804, 708468, 1712131, 3424262, 5136393, 6848524, 10272786, 20545572]

約数ペア:

[(1, 20545572), (2, 10272786), (3, 6848524), (4, 5136393), (6, 3424262), (12, 1712131), (29, 708468), (43, 477804), (58, 354234), (86, 238902), (87, 236156), (116, 177117), (129, 159268), (172, 119451), (174, 118078), (258, 79634), (348, 59039), (516, 39817), (1247, 16476), (1373, 14964), (2494, 8238), (2746, 7482), (3741, 5492), (4119, 4988)]