2018178290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{10243}}^1$

素因数の和:10347

約数の個数: 64

約数和(自身を含む): 4115629440

約数和(自身を除く): 2097451150

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 61, 85, 95, 122, 170, 190, 305, 323, 610, 646, 1037, 1159, 1615, 2074, 2318, 3230, 5185, 5795, 10243, 10370, 11590, 19703, 20486, 39406, 51215, 98515, 102430, 174131, 194617, 197030, 348262, 389234, 624823, 870655, 973085, 1249646, 1741310, 1946170, 3124115, 3308489, 6248230, 6616978, 10621991, 11871637, 16542445, 21243982, 23743274, 33084890, 53109955, 59358185, 106219910, 118716370, 201817829, 403635658, 1009089145, 2018178290]

約数ペア:

[(1, 2018178290), (2, 1009089145), (5, 403635658), (10, 201817829), (17, 118716370), (19, 106219910), (34, 59358185), (38, 53109955), (61, 33084890), (85, 23743274), (95, 21243982), (122, 16542445), (170, 11871637), (190, 10621991), (305, 6616978), (323, 6248230), (610, 3308489), (646, 3124115), (1037, 1946170), (1159, 1741310), (1615, 1249646), (2074, 973085), (2318, 870655), (3230, 624823), (5185, 389234), (5795, 348262), (10243, 197030), (10370, 194617), (11590, 174131), (19703, 102430), (20486, 98515), (39406, 51215)]