20199821632

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{1511}}^1\times {\mathrm{2347}}^1$

素因数の和:3959

約数の個数: 56

約数和(自身を含む): 40578511680

約数和(自身を除く): 20378690048

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 712, 1424, 1511, 2347, 2848, 3022, 4694, 5696, 6044, 9388, 12088, 18776, 24176, 37552, 48352, 75104, 96704, 134479, 150208, 208883, 268958, 417766, 537916, 835532, 1075832, 1671064, 2151664, 3342128, 3546317, 4303328, 6684256, 7092634, 8606656, 13368512, 14185268, 28370536, 56741072, 113482144, 226964288, 315622213, 631244426, 1262488852, 2524977704, 5049955408, 10099910816, 20199821632]

約数ペア:

[(1, 20199821632), (2, 10099910816), (4, 5049955408), (8, 2524977704), (16, 1262488852), (32, 631244426), (64, 315622213), (89, 226964288), (178, 113482144), (356, 56741072), (712, 28370536), (1424, 14185268), (1511, 13368512), (2347, 8606656), (2848, 7092634), (3022, 6684256), (4694, 4303328), (5696, 3546317), (6044, 3342128), (9388, 2151664), (12088, 1671064), (18776, 1075832), (24176, 835532), (37552, 537916), (48352, 417766), (75104, 268958), (96704, 208883), (134479, 150208)]