18974668

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{701}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 34083504

約数和(自身を除く): 15108836

約数列:

[1, 2, 4, 67, 101, 134, 202, 268, 404, 701, 1402, 2804, 6767, 13534, 27068, 46967, 70801, 93934, 141602, 187868, 283204, 4743667, 9487334, 18974668]

約数ペア:

[(1, 18974668), (2, 9487334), (4, 4743667), (67, 283204), (101, 187868), (134, 141602), (202, 93934), (268, 70801), (404, 46967), (701, 27068), (1402, 13534), (2804, 6767)]