20290081383

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{84307}}^1$

素因数の和:84365

約数の個数: 72

約数和(自身を含む): 36733670064

約数和(自身を除く): 16443588681

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 121, 143, 153, 187, 221, 363, 429, 561, 663, 1089, 1287, 1573, 1683, 1989, 2057, 2431, 4719, 6171, 7293, 14157, 18513, 21879, 26741, 80223, 84307, 240669, 252921, 758763, 927377, 1095991, 1433219, 2782131, 3287973, 4299657, 8346393, 9863919, 10201147, 12055901, 12898971, 15765409, 18631847, 30603441, 36167703, 47296227, 55895541, 91810323, 108503109, 132614911, 141888681, 167686623, 173419499, 204950317, 397844733, 520258497, 614850951, 1193534199, 1560775491, 1844552853, 2254453487, 6763360461, 20290081383]

約数ペア:

[(1, 20290081383), (3, 6763360461), (9, 2254453487), (11, 1844552853), (13, 1560775491), (17, 1193534199), (33, 614850951), (39, 520258497), (51, 397844733), (99, 204950317), (117, 173419499), (121, 167686623), (143, 141888681), (153, 132614911), (187, 108503109), (221, 91810323), (363, 55895541), (429, 47296227), (561, 36167703), (663, 30603441), (1089, 18631847), (1287, 15765409), (1573, 12898971), (1683, 12055901), (1989, 10201147), (2057, 9863919), (2431, 8346393), (4719, 4299657), (6171, 3287973), (7293, 2782131), (14157, 1433219), (18513, 1095991), (21879, 927377), (26741, 758763), (80223, 252921), (84307, 240669)]