19505068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{11981}}^1$

素因数の和:12033

約数の個数: 24

約数和(自身を含む): 38246544

約数和(自身を除く): 18741476

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 11981, 23962, 47924, 131791, 263582, 443297, 527164, 886594, 1773188, 4876267, 9752534, 19505068]

約数ペア:

[(1, 19505068), (2, 9752534), (4, 4876267), (11, 1773188), (22, 886594), (37, 527164), (44, 443297), (74, 263582), (148, 131791), (407, 47924), (814, 23962), (1628, 11981)]