18674788

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11471}}^1$

素因数の和:11523

約数の個数: 24

約数和(自身を含む): 36618624

約数和(自身を除く): 17943836

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 11471, 22942, 45884, 126181, 252362, 424427, 504724, 848854, 1697708, 4668697, 9337394, 18674788]

約数ペア:

[(1, 18674788), (2, 9337394), (4, 4668697), (11, 1697708), (22, 848854), (37, 504724), (44, 424427), (74, 252362), (148, 126181), (407, 45884), (814, 22942), (1628, 11471)]