19795655236

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{13411}}^1$

素因数の和:13889

約数の個数: 72

約数和(自身を含む): 42768292896

約数和(自身を除く): 22972637660

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 98, 119, 196, 238, 443, 476, 833, 886, 1666, 1772, 3101, 3332, 6202, 7531, 12404, 13411, 15062, 21707, 26822, 30124, 43414, 52717, 53644, 86828, 93877, 105434, 187754, 210868, 227987, 369019, 375508, 455974, 657139, 738038, 911948, 1314278, 1476076, 1595909, 2628556, 3191818, 5941073, 6383636, 11171363, 11882146, 22342726, 23764292, 41587511, 44685452, 83175022, 100998241, 166350044, 201996482, 291112577, 403992964, 582225154, 706987687, 1164450308, 1413975374, 2827950748, 4948913809, 9897827618, 19795655236]

約数ペア:

[(1, 19795655236), (2, 9897827618), (4, 4948913809), (7, 2827950748), (14, 1413975374), (17, 1164450308), (28, 706987687), (34, 582225154), (49, 403992964), (68, 291112577), (98, 201996482), (119, 166350044), (196, 100998241), (238, 83175022), (443, 44685452), (476, 41587511), (833, 23764292), (886, 22342726), (1666, 11882146), (1772, 11171363), (3101, 6383636), (3332, 5941073), (6202, 3191818), (7531, 2628556), (12404, 1595909), (13411, 1476076), (15062, 1314278), (21707, 911948), (26822, 738038), (30124, 657139), (43414, 455974), (52717, 375508), (53644, 369019), (86828, 227987), (93877, 210868), (105434, 187754)]