19989883908

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{1831}}^1\times {\mathrm{17839}}^1$

素因数の和:19697

約数の個数: 72

約数和(自身を含む): 53534557440

約数和(自身を除く): 33544673532

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 1831, 3662, 5493, 7324, 10986, 16479, 17839, 21972, 31127, 32958, 35678, 53517, 62254, 65916, 71356, 93381, 107034, 124508, 160551, 186762, 214068, 280143, 303263, 321102, 373524, 560286, 606526, 642204, 909789, 1120572, 1213052, 1819578, 2729367, 3639156, 5458734, 10917468, 32663209, 65326418, 97989627, 130652836, 195979254, 293968881, 391958508, 555274553, 587937762, 1110549106, 1175875524, 1665823659, 2221098212, 3331647318, 4997470977, 6663294636, 9994941954, 19989883908]

約数ペア:

[(1, 19989883908), (2, 9994941954), (3, 6663294636), (4, 4997470977), (6, 3331647318), (9, 2221098212), (12, 1665823659), (17, 1175875524), (18, 1110549106), (34, 587937762), (36, 555274553), (51, 391958508), (68, 293968881), (102, 195979254), (153, 130652836), (204, 97989627), (306, 65326418), (612, 32663209), (1831, 10917468), (3662, 5458734), (5493, 3639156), (7324, 2729367), (10986, 1819578), (16479, 1213052), (17839, 1120572), (21972, 909789), (31127, 642204), (32958, 606526), (35678, 560286), (53517, 373524), (62254, 321102), (65916, 303263), (71356, 280143), (93381, 214068), (107034, 186762), (124508, 160551)]