20740804546

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{475903}}^1$

素因数の和:476206

約数の個数: 32

約数和(自身を含む): 38925139968

約数和(自身を除く): 18184335422

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 283, 566, 1981, 3113, 3962, 6226, 21791, 43582, 475903, 951806, 3331321, 5234933, 6662642, 10469866, 36644531, 73289062, 134680549, 269361098, 942763843, 1481486039, 1885527686, 2962972078, 10370402273, 20740804546]

約数ペア:

[(1, 20740804546), (2, 10370402273), (7, 2962972078), (11, 1885527686), (14, 1481486039), (22, 942763843), (77, 269361098), (154, 134680549), (283, 73289062), (566, 36644531), (1981, 10469866), (3113, 6662642), (3962, 5234933), (6226, 3331321), (21791, 951806), (43582, 475903)]