20796883173

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{7351}}^1$

素因数の和:7467

約数の個数: 72

約数和(自身を含む): 35570328768

約数和(自身を除く): 14773445595

約数列:

[1, 3, 9, 11, 17, 33, 41, 51, 99, 123, 153, 187, 369, 451, 561, 697, 1353, 1681, 1683, 2091, 4059, 5043, 6273, 7351, 7667, 15129, 18491, 22053, 23001, 28577, 55473, 66159, 69003, 80861, 85731, 124967, 166419, 242583, 257193, 301391, 314347, 374901, 727749, 904173, 943041, 1124703, 1374637, 2712519, 2829123, 3315301, 4123911, 5123647, 9945903, 12357031, 12371733, 15370941, 29837709, 37071093, 46112823, 56360117, 111213279, 135927341, 169080351, 210069527, 407782023, 507241053, 630208581, 1223346069, 1890625743, 2310764797, 6932294391, 20796883173]

約数ペア:

[(1, 20796883173), (3, 6932294391), (9, 2310764797), (11, 1890625743), (17, 1223346069), (33, 630208581), (41, 507241053), (51, 407782023), (99, 210069527), (123, 169080351), (153, 135927341), (187, 111213279), (369, 56360117), (451, 46112823), (561, 37071093), (697, 29837709), (1353, 15370941), (1681, 12371733), (1683, 12357031), (2091, 9945903), (4059, 5123647), (5043, 4123911), (6273, 3315301), (7351, 2829123), (7667, 2712519), (15129, 1374637), (18491, 1124703), (22053, 943041), (23001, 904173), (28577, 727749), (55473, 374901), (66159, 314347), (69003, 301391), (80861, 257193), (85731, 242583), (124967, 166419)]