19737272

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1409}}^1$

素因数の和:1535

約数の個数: 32

約数和(自身を含む): 39592800

約数和(自身を除く): 19855528

約数列:

[1, 2, 4, 8, 17, 34, 68, 103, 136, 206, 412, 824, 1409, 1751, 2818, 3502, 5636, 7004, 11272, 14008, 23953, 47906, 95812, 145127, 191624, 290254, 580508, 1161016, 2467159, 4934318, 9868636, 19737272]

約数ペア:

[(1, 19737272), (2, 9868636), (4, 4934318), (8, 2467159), (17, 1161016), (34, 580508), (68, 290254), (103, 191624), (136, 145127), (206, 95812), (412, 47906), (824, 23953), (1409, 14008), (1751, 11272), (2818, 7004), (3502, 5636)]