22981712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{353}}^1$

素因数の和:687

約数の個数: 40

約数和(自身を含む): 48241704

約数和(自身を除く): 25259992

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 313, 353, 626, 706, 1252, 1412, 2504, 2824, 4069, 4589, 5008, 5648, 8138, 9178, 16276, 18356, 32552, 36712, 65104, 73424, 110489, 220978, 441956, 883912, 1436357, 1767824, 2872714, 5745428, 11490856, 22981712]

約数ペア:

[(1, 22981712), (2, 11490856), (4, 5745428), (8, 2872714), (13, 1767824), (16, 1436357), (26, 883912), (52, 441956), (104, 220978), (208, 110489), (313, 73424), (353, 65104), (626, 36712), (706, 32552), (1252, 18356), (1412, 16276), (2504, 9178), (2824, 8138), (4069, 5648), (4589, 5008)]