19287070

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{647}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 38071296

約数和(自身を除く): 18784226

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 271, 542, 647, 1294, 1355, 2710, 2981, 3235, 5962, 6470, 7117, 14234, 14905, 29810, 35585, 71170, 175337, 350674, 876685, 1753370, 1928707, 3857414, 9643535, 19287070]

約数ペア:

[(1, 19287070), (2, 9643535), (5, 3857414), (10, 1928707), (11, 1753370), (22, 876685), (55, 350674), (110, 175337), (271, 71170), (542, 35585), (647, 29810), (1294, 14905), (1355, 14234), (2710, 7117), (2981, 6470), (3235, 5962)]