20163941955

素因数分解:

$3^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{313129}}^1$

素因数の和:313202

約数の個数: 48

約数和(自身を含む): 36929299680

約数和(自身を除く): 16765357725

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 81, 135, 159, 243, 265, 405, 477, 795, 1215, 1431, 2385, 4293, 7155, 12879, 21465, 64395, 313129, 939387, 1565645, 2818161, 4696935, 8454483, 14090805, 16595837, 25363449, 42272415, 49787511, 76090347, 82979185, 126817245, 149362533, 248937555, 380451735, 448087599, 746812665, 1344262797, 2240437995, 4032788391, 6721313985, 20163941955]

約数ペア:

[(1, 20163941955), (3, 6721313985), (5, 4032788391), (9, 2240437995), (15, 1344262797), (27, 746812665), (45, 448087599), (53, 380451735), (81, 248937555), (135, 149362533), (159, 126817245), (243, 82979185), (265, 76090347), (405, 49787511), (477, 42272415), (795, 25363449), (1215, 16595837), (1431, 14090805), (2385, 8454483), (4293, 4696935), (7155, 2818161), (12879, 1565645), (21465, 939387), (64395, 313129)]