20180149612

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{607}}^1\times {\mathrm{5849}}^1$

素因数の和:6503

約数の個数: 72

約数和(自身を含む): 42574896000

約数和(自身を除く): 22394746388

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 406, 607, 812, 1214, 1421, 2428, 2842, 4249, 5684, 5849, 8498, 11698, 16996, 17603, 23396, 29743, 35206, 40943, 59486, 70412, 81886, 118972, 123221, 163772, 169621, 246442, 286601, 339242, 492884, 573202, 678484, 862547, 1146404, 1187347, 1725094, 2374694, 3450188, 3550343, 4749388, 7100686, 8311429, 14201372, 16622858, 24852401, 33245716, 49704802, 99409604, 102959947, 173966807, 205919894, 347933614, 411839788, 695867228, 720719629, 1441439258, 2882878516, 5045037403, 10090074806, 20180149612]

約数ペア:

[(1, 20180149612), (2, 10090074806), (4, 5045037403), (7, 2882878516), (14, 1441439258), (28, 720719629), (29, 695867228), (49, 411839788), (58, 347933614), (98, 205919894), (116, 173966807), (196, 102959947), (203, 99409604), (406, 49704802), (607, 33245716), (812, 24852401), (1214, 16622858), (1421, 14201372), (2428, 8311429), (2842, 7100686), (4249, 4749388), (5684, 3550343), (5849, 3450188), (8498, 2374694), (11698, 1725094), (16996, 1187347), (17603, 1146404), (23396, 862547), (29743, 678484), (35206, 573202), (40943, 492884), (59486, 339242), (70412, 286601), (81886, 246442), (118972, 169621), (123221, 163772)]