20685984

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1031}}^1$

素因数の和:1074

約数の個数: 96

約数和(自身を含む): 62415360

約数和(自身を除く): 41729376

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 19, 22, 24, 32, 33, 38, 44, 48, 57, 66, 76, 88, 96, 114, 132, 152, 176, 209, 228, 264, 304, 352, 418, 456, 528, 608, 627, 836, 912, 1031, 1056, 1254, 1672, 1824, 2062, 2508, 3093, 3344, 4124, 5016, 6186, 6688, 8248, 10032, 11341, 12372, 16496, 19589, 20064, 22682, 24744, 32992, 34023, 39178, 45364, 49488, 58767, 68046, 78356, 90728, 98976, 117534, 136092, 156712, 181456, 215479, 235068, 272184, 313424, 362912, 430958, 470136, 544368, 626848, 646437, 861916, 940272, 1088736, 1292874, 1723832, 1880544, 2585748, 3447664, 5171496, 6895328, 10342992, 20685984]

約数ペア:

[(1, 20685984), (2, 10342992), (3, 6895328), (4, 5171496), (6, 3447664), (8, 2585748), (11, 1880544), (12, 1723832), (16, 1292874), (19, 1088736), (22, 940272), (24, 861916), (32, 646437), (33, 626848), (38, 544368), (44, 470136), (48, 430958), (57, 362912), (66, 313424), (76, 272184), (88, 235068), (96, 215479), (114, 181456), (132, 156712), (152, 136092), (176, 117534), (209, 98976), (228, 90728), (264, 78356), (304, 68046), (352, 58767), (418, 49488), (456, 45364), (528, 39178), (608, 34023), (627, 32992), (836, 24744), (912, 22682), (1031, 20064), (1056, 19589), (1254, 16496), (1672, 12372), (1824, 11341), (2062, 10032), (2508, 8248), (3093, 6688), (3344, 6186), (4124, 5016)]