20157304878

素因数分解:

$2^1\times 3^2\times {\mathrm{18803}}^1\times {\mathrm{59557}}^1$

素因数の和:78368

約数の個数: 24

約数和(自身を含む): 43677216648

約数和(自身を除く): 23519911770

約数列:

[1, 2, 3, 6, 9, 18, 18803, 37606, 56409, 59557, 112818, 119114, 169227, 178671, 338454, 357342, 536013, 1072026, 1119850271, 2239700542, 3359550813, 6719101626, 10078652439, 20157304878]

約数ペア:

[(1, 20157304878), (2, 10078652439), (3, 6719101626), (6, 3359550813), (9, 2239700542), (18, 1119850271), (18803, 1072026), (37606, 536013), (56409, 357342), (59557, 338454), (112818, 178671), (119114, 169227)]