19665412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1193}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 37209816

約数和(自身を除く): 17544404

約数列:

[1, 2, 4, 13, 26, 52, 317, 634, 1193, 1268, 2386, 4121, 4772, 8242, 15509, 16484, 31018, 62036, 378181, 756362, 1512724, 4916353, 9832706, 19665412]

約数ペア:

[(1, 19665412), (2, 9832706), (4, 4916353), (13, 1512724), (26, 756362), (52, 378181), (317, 62036), (634, 31018), (1193, 16484), (1268, 15509), (2386, 8242), (4121, 4772)]