19970886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15061}}^1$

素因数の和:15096

約数の個数: 32

約数和(自身を含む): 45547488

約数和(自身を除く): 25576602

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15061, 30122, 45183, 90366, 195793, 256037, 391586, 512074, 587379, 768111, 1174758, 1536222, 3328481, 6656962, 9985443, 19970886]

約数ペア:

[(1, 19970886), (2, 9985443), (3, 6656962), (6, 3328481), (13, 1536222), (17, 1174758), (26, 768111), (34, 587379), (39, 512074), (51, 391586), (78, 256037), (102, 195793), (221, 90366), (442, 45183), (663, 30122), (1326, 15061)]