20197360402576

素因数分解:

$2^4\times 7^2\times {\mathrm{211}}^1\times {\mathrm{24821}}^1\times {\mathrm{4919}}^1$

素因数の和:29973

約数の個数: 120

約数和(自身を含む): 45748228800960

約数和(自身を除く): 25550868398384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 211, 392, 422, 784, 844, 1477, 1688, 2954, 3376, 4919, 5908, 9838, 10339, 11816, 19676, 20678, 23632, 24821, 34433, 39352, 41356, 49642, 68866, 78704, 82712, 99284, 137732, 165424, 173747, 198568, 241031, 275464, 347494, 397136, 482062, 550928, 694988, 964124, 1037909, 1216229, 1389976, 1928248, 2075818, 2432458, 2779952, 3856496, 4151636, 4864916, 5237231, 7265363, 8303272, 9729832, 10474462, 14530726, 16606544, 19459664, 20948924, 29061452, 36660617, 41897848, 50857541, 58122904, 73321234, 83795696, 101715082, 116245808, 122094499, 146642468, 203430164, 244188998, 256624319, 293284936, 406860328, 488377996, 513248638, 586569872, 813720656, 854661493, 976755992, 1026497276, 1709322986, 1953511984, 2052994552, 3418645972, 4105989104, 5982630451, 6837291944, 11965260902, 13674583888, 23930521804, 25761939289, 47861043608, 51523878578, 95722087216, 103047757156, 180333575023, 206095514312, 360667150046, 412191028624, 721334300092, 1262335025161, 1442668600184, 2524670050322, 2885337200368, 5049340100644, 10098680201288, 20197360402576]

約数ペア:

[(1, 20197360402576), (2, 10098680201288), (4, 5049340100644), (7, 2885337200368), (8, 2524670050322), (14, 1442668600184), (16, 1262335025161), (28, 721334300092), (49, 412191028624), (56, 360667150046), (98, 206095514312), (112, 180333575023), (196, 103047757156), (211, 95722087216), (392, 51523878578), (422, 47861043608), (784, 25761939289), (844, 23930521804), (1477, 13674583888), (1688, 11965260902), (2954, 6837291944), (3376, 5982630451), (4919, 4105989104), (5908, 3418645972), (9838, 2052994552), (10339, 1953511984), (11816, 1709322986), (19676, 1026497276), (20678, 976755992), (23632, 854661493), (24821, 813720656), (34433, 586569872), (39352, 513248638), (41356, 488377996), (49642, 406860328), (68866, 293284936), (78704, 256624319), (82712, 244188998), (99284, 203430164), (137732, 146642468), (165424, 122094499), (173747, 116245808), (198568, 101715082), (241031, 83795696), (275464, 73321234), (347494, 58122904), (397136, 50857541), (482062, 41897848), (550928, 36660617), (694988, 29061452), (964124, 20948924), (1037909, 19459664), (1216229, 16606544), (1389976, 14530726), (1928248, 10474462), (2075818, 9729832), (2432458, 8303272), (2779952, 7265363), (3856496, 5237231), (4151636, 4864916)]