20168170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 40951008

約数和(自身を除く): 20782838

約数列:

[1, 2, 5, 10, 11, 22, 47, 55, 83, 94, 110, 166, 235, 415, 470, 517, 830, 913, 1034, 1826, 2209, 2585, 3901, 4418, 4565, 5170, 7802, 9130, 11045, 19505, 22090, 24299, 39010, 42911, 48598, 85822, 121495, 183347, 214555, 242990, 366694, 429110, 916735, 1833470, 2016817, 4033634, 10084085, 20168170]

約数ペア:

[(1, 20168170), (2, 10084085), (5, 4033634), (10, 2016817), (11, 1833470), (22, 916735), (47, 429110), (55, 366694), (83, 242990), (94, 214555), (110, 183347), (166, 121495), (235, 85822), (415, 48598), (470, 42911), (517, 39010), (830, 24299), (913, 22090), (1034, 19505), (1826, 11045), (2209, 9130), (2585, 7802), (3901, 5170), (4418, 4565)]