20647510136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{23669}}^1$

素因数の和:24140

約数の個数: 64

約数和(自身を含む): 44173900800

約数和(自身を除く): 23526390664

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 431, 506, 862, 1012, 1724, 2024, 3448, 4741, 9482, 9913, 18964, 19826, 23669, 37928, 39652, 47338, 79304, 94676, 109043, 189352, 218086, 260359, 436172, 520718, 544387, 872344, 1041436, 1088774, 2082872, 2177548, 4355096, 5988257, 10201339, 11976514, 20402678, 23953028, 40805356, 47906056, 81610712, 112214729, 224429458, 234630797, 448858916, 469261594, 897717832, 938523188, 1877046376, 2580938767, 5161877534, 10323755068, 20647510136]

約数ペア:

[(1, 20647510136), (2, 10323755068), (4, 5161877534), (8, 2580938767), (11, 1877046376), (22, 938523188), (23, 897717832), (44, 469261594), (46, 448858916), (88, 234630797), (92, 224429458), (184, 112214729), (253, 81610712), (431, 47906056), (506, 40805356), (862, 23953028), (1012, 20402678), (1724, 11976514), (2024, 10201339), (3448, 5988257), (4741, 4355096), (9482, 2177548), (9913, 2082872), (18964, 1088774), (19826, 1041436), (23669, 872344), (37928, 544387), (39652, 520718), (47338, 436172), (79304, 260359), (94676, 218086), (109043, 189352)]