15904304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{76463}}^1$

素因数の和:76484

約数の個数: 20

約数和(自身を含む): 33185376

約数和(自身を除く): 17281072

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 76463, 152926, 305852, 611704, 994019, 1223408, 1988038, 3976076, 7952152, 15904304]

約数ペア:

[(1, 15904304), (2, 7952152), (4, 3976076), (8, 1988038), (13, 1223408), (16, 994019), (26, 611704), (52, 305852), (104, 152926), (208, 76463)]