20737464

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 58828560

約数和(自身を除く): 38091096

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 121, 132, 148, 193, 222, 242, 264, 296, 363, 386, 407, 444, 484, 579, 726, 772, 814, 888, 968, 1158, 1221, 1452, 1544, 1628, 2123, 2316, 2442, 2904, 3256, 4246, 4477, 4632, 4884, 6369, 7141, 8492, 8954, 9768, 12738, 13431, 14282, 16984, 17908, 21423, 23353, 25476, 26862, 28564, 35816, 42846, 46706, 50952, 53724, 57128, 70059, 78551, 85692, 93412, 107448, 140118, 157102, 171384, 186824, 235653, 280236, 314204, 471306, 560472, 628408, 864061, 942612, 1728122, 1885224, 2592183, 3456244, 5184366, 6912488, 10368732, 20737464]

約数ペア:

[(1, 20737464), (2, 10368732), (3, 6912488), (4, 5184366), (6, 3456244), (8, 2592183), (11, 1885224), (12, 1728122), (22, 942612), (24, 864061), (33, 628408), (37, 560472), (44, 471306), (66, 314204), (74, 280236), (88, 235653), (111, 186824), (121, 171384), (132, 157102), (148, 140118), (193, 107448), (222, 93412), (242, 85692), (264, 78551), (296, 70059), (363, 57128), (386, 53724), (407, 50952), (444, 46706), (484, 42846), (579, 35816), (726, 28564), (772, 26862), (814, 25476), (888, 23353), (968, 21423), (1158, 17908), (1221, 16984), (1452, 14282), (1544, 13431), (1628, 12738), (2123, 9768), (2316, 8954), (2442, 8492), (2904, 7141), (3256, 6369), (4246, 4884), (4477, 4632)]