20197378509

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{29077}}^1$

素因数の和:29226

約数の個数: 64

約数和(自身を含む): 35016425472

約数和(自身を除く): 14819046963

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 97, 217, 231, 291, 341, 651, 679, 1023, 1067, 2037, 2387, 3007, 3201, 7161, 7469, 9021, 21049, 22407, 29077, 33077, 63147, 87231, 99231, 203539, 231539, 319847, 610617, 694617, 901387, 959541, 2238929, 2704161, 2820469, 6309709, 6716787, 8461407, 9915257, 18929127, 19743283, 29745771, 31025159, 59229849, 69406799, 87434539, 93075477, 208220397, 217176113, 262303617, 612041773, 651528339, 961779929, 1836125319, 2885339787, 6732459503, 20197378509]

約数ペア:

[(1, 20197378509), (3, 6732459503), (7, 2885339787), (11, 1836125319), (21, 961779929), (31, 651528339), (33, 612041773), (77, 262303617), (93, 217176113), (97, 208220397), (217, 93075477), (231, 87434539), (291, 69406799), (341, 59229849), (651, 31025159), (679, 29745771), (1023, 19743283), (1067, 18929127), (2037, 9915257), (2387, 8461407), (3007, 6716787), (3201, 6309709), (7161, 2820469), (7469, 2704161), (9021, 2238929), (21049, 959541), (22407, 901387), (29077, 694617), (33077, 610617), (63147, 319847), (87231, 231539), (99231, 203539)]