20398542

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{1987}}^1$

素因数の和:2080

約数の個数: 32

約数和(自身を含む): 42940800

約数和(自身を除く): 22542258

約数列:

[1, 2, 3, 6, 29, 58, 59, 87, 118, 174, 177, 354, 1711, 1987, 3422, 3974, 5133, 5961, 10266, 11922, 57623, 115246, 117233, 172869, 234466, 345738, 351699, 703398, 3399757, 6799514, 10199271, 20398542]

約数ペア:

[(1, 20398542), (2, 10199271), (3, 6799514), (6, 3399757), (29, 703398), (58, 351699), (59, 345738), (87, 234466), (118, 172869), (174, 117233), (177, 115246), (354, 57623), (1711, 11922), (1987, 10266), (3422, 5961), (3974, 5133)]