20136760785

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2616863}}^1$

素因数の和:2616899

約数の個数: 40

約数和(自身を含む): 37996865280

約数和(自身を除く): 17860104495

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 2616863, 7850589, 13084315, 23551767, 39252945, 49720397, 70655301, 117758835, 149161191, 211965903, 248601985, 353276505, 447483573, 745805955, 1059829515, 1342450719, 2237417865, 4027352157, 6712253595, 20136760785]

約数ペア:

[(1, 20136760785), (3, 6712253595), (5, 4027352157), (9, 2237417865), (15, 1342450719), (19, 1059829515), (27, 745805955), (45, 447483573), (57, 353276505), (81, 248601985), (95, 211965903), (135, 149161191), (171, 117758835), (285, 70655301), (405, 49720397), (513, 39252945), (855, 23551767), (1539, 13084315), (2565, 7850589), (7695, 2616863)]