20193391568

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{12401}}^1$

素因数の和:12521

約数の個数: 120

約数和(自身を含む): 47685590784

約数和(自身を除く): 27492199216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 67, 98, 112, 124, 134, 196, 217, 248, 268, 392, 434, 469, 496, 536, 784, 868, 938, 1072, 1519, 1736, 1876, 2077, 3038, 3283, 3472, 3752, 4154, 6076, 6566, 7504, 8308, 12152, 12401, 13132, 14539, 16616, 24304, 24802, 26264, 29078, 33232, 49604, 52528, 58156, 86807, 99208, 101773, 116312, 173614, 198416, 203546, 232624, 347228, 384431, 407092, 607649, 694456, 768862, 814184, 830867, 1215298, 1388912, 1537724, 1628368, 1661734, 2430596, 2691017, 3075448, 3323468, 4861192, 5382034, 5816069, 6150896, 6646936, 9722384, 10764068, 11632138, 13293872, 18837119, 21528136, 23264276, 25756877, 37674238, 40712483, 43056272, 46528552, 51513754, 75348476, 81424966, 93057104, 103027508, 150696952, 162849932, 180298139, 206055016, 301393904, 325699864, 360596278, 412110032, 651399728, 721192556, 1262086973, 1442385112, 2524173946, 2884770224, 5048347892, 10096695784, 20193391568]

約数ペア:

[(1, 20193391568), (2, 10096695784), (4, 5048347892), (7, 2884770224), (8, 2524173946), (14, 1442385112), (16, 1262086973), (28, 721192556), (31, 651399728), (49, 412110032), (56, 360596278), (62, 325699864), (67, 301393904), (98, 206055016), (112, 180298139), (124, 162849932), (134, 150696952), (196, 103027508), (217, 93057104), (248, 81424966), (268, 75348476), (392, 51513754), (434, 46528552), (469, 43056272), (496, 40712483), (536, 37674238), (784, 25756877), (868, 23264276), (938, 21528136), (1072, 18837119), (1519, 13293872), (1736, 11632138), (1876, 10764068), (2077, 9722384), (3038, 6646936), (3283, 6150896), (3472, 5816069), (3752, 5382034), (4154, 4861192), (6076, 3323468), (6566, 3075448), (7504, 2691017), (8308, 2430596), (12152, 1661734), (12401, 1628368), (13132, 1537724), (14539, 1388912), (16616, 1215298), (24304, 830867), (24802, 814184), (26264, 768862), (29078, 694456), (33232, 607649), (49604, 407092), (52528, 384431), (58156, 347228), (86807, 232624), (99208, 203546), (101773, 198416), (116312, 173614)]