19903648

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{27043}}^1$

素因数の和:27076

約数の個数: 24

約数和(自身を含む): 40890528

約数和(自身を除く): 20986880

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 27043, 54086, 108172, 216344, 432688, 621989, 865376, 1243978, 2487956, 4975912, 9951824, 19903648]

約数ペア:

[(1, 19903648), (2, 9951824), (4, 4975912), (8, 2487956), (16, 1243978), (23, 865376), (32, 621989), (46, 432688), (92, 216344), (184, 108172), (368, 54086), (736, 27043)]