18371326168

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{1709}}^1\times {\mathrm{7951}}^1$

素因数の和:9692

約数の個数: 48

約数和(自身を含む): 37326290400

約数和(自身を除く): 18954964232

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 1709, 3418, 6836, 7951, 13672, 15902, 22217, 31804, 44434, 63608, 88868, 103363, 177736, 206726, 288821, 413452, 577642, 826904, 1155284, 1343719, 2310568, 2687438, 5374876, 10749752, 13588259, 27176518, 54353036, 108706072, 176647367, 353294734, 706589468, 1413178936, 2296415771, 4592831542, 9185663084, 18371326168]

約数ペア:

[(1, 18371326168), (2, 9185663084), (4, 4592831542), (8, 2296415771), (13, 1413178936), (26, 706589468), (52, 353294734), (104, 176647367), (169, 108706072), (338, 54353036), (676, 27176518), (1352, 13588259), (1709, 10749752), (3418, 5374876), (6836, 2687438), (7951, 2310568), (13672, 1343719), (15902, 1155284), (22217, 826904), (31804, 577642), (44434, 413452), (63608, 288821), (88868, 206726), (103363, 177736)]