156721045648

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{238904033}}^1$

素因数の和:238904082

約数の個数: 20

約数和(自身を含む): 311053052268

約数和(自身を除く): 154332006620

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 238904033, 477808066, 955616132, 1911232264, 3822464528, 9795065353, 19590130706, 39180261412, 78360522824, 156721045648]

約数ペア:

[(1, 156721045648), (2, 78360522824), (4, 39180261412), (8, 19590130706), (16, 9795065353), (41, 3822464528), (82, 1911232264), (164, 955616132), (328, 477808066), (656, 238904033)]