19720085856

素因数分解:

$2^5\times 3^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{9649}}^1$

素因数の和:10072

約数の個数: 96

約数和(自身を含む): 52770060000

約数和(自身を除く): 33049974144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 96, 122, 183, 244, 349, 366, 488, 698, 732, 976, 1047, 1396, 1464, 1952, 2094, 2792, 2928, 4188, 5584, 5856, 8376, 9649, 11168, 16752, 19298, 21289, 28947, 33504, 38596, 42578, 57894, 63867, 77192, 85156, 115788, 127734, 154384, 170312, 231576, 255468, 308768, 340624, 463152, 510936, 588589, 681248, 926304, 1021872, 1177178, 1765767, 2043744, 2354356, 3367501, 3531534, 4708712, 6735002, 7063068, 9417424, 10102503, 13470004, 14126136, 18834848, 20205006, 26940008, 28252272, 40410012, 53880016, 56504544, 80820024, 107760032, 161640048, 205417561, 323280096, 410835122, 616252683, 821670244, 1232505366, 1643340488, 2465010732, 3286680976, 4930021464, 6573361952, 9860042928, 19720085856]

約数ペア:

[(1, 19720085856), (2, 9860042928), (3, 6573361952), (4, 4930021464), (6, 3286680976), (8, 2465010732), (12, 1643340488), (16, 1232505366), (24, 821670244), (32, 616252683), (48, 410835122), (61, 323280096), (96, 205417561), (122, 161640048), (183, 107760032), (244, 80820024), (349, 56504544), (366, 53880016), (488, 40410012), (698, 28252272), (732, 26940008), (976, 20205006), (1047, 18834848), (1396, 14126136), (1464, 13470004), (1952, 10102503), (2094, 9417424), (2792, 7063068), (2928, 6735002), (4188, 4708712), (5584, 3531534), (5856, 3367501), (8376, 2354356), (9649, 2043744), (11168, 1765767), (16752, 1177178), (19298, 1021872), (21289, 926304), (28947, 681248), (33504, 588589), (38596, 510936), (42578, 463152), (57894, 340624), (63867, 308768), (77192, 255468), (85156, 231576), (115788, 170312), (127734, 154384)]