19254376

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{557}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 37665000

約数和(自身を除く): 18410624

約数列:

[1, 2, 4, 8, 29, 58, 116, 149, 232, 298, 557, 596, 1114, 1192, 2228, 4321, 4456, 8642, 16153, 17284, 32306, 34568, 64612, 82993, 129224, 165986, 331972, 663944, 2406797, 4813594, 9627188, 19254376]

約数ペア:

[(1, 19254376), (2, 9627188), (4, 4813594), (8, 2406797), (29, 663944), (58, 331972), (116, 165986), (149, 129224), (232, 82993), (298, 64612), (557, 34568), (596, 32306), (1114, 17284), (1192, 16153), (2228, 8642), (4321, 4456)]