2018712190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{4903}}^1$

素因数の和:5137

約数の個数: 64

約数和(自身を含む): 4194685440

約数和(自身を除く): 2175973250

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 197, 209, 394, 418, 985, 1045, 1970, 2090, 2167, 3743, 4334, 4903, 7486, 9806, 10835, 18715, 21670, 24515, 37430, 41173, 49030, 53933, 82346, 93157, 107866, 186314, 205865, 269665, 411730, 465785, 539330, 931570, 965891, 1024727, 1931782, 2049454, 4829455, 5123635, 9658910, 10247270, 10624801, 18351929, 21249602, 36703858, 53124005, 91759645, 106248010, 183519290, 201871219, 403742438, 1009356095, 2018712190]

約数ペア:

[(1, 2018712190), (2, 1009356095), (5, 403742438), (10, 201871219), (11, 183519290), (19, 106248010), (22, 91759645), (38, 53124005), (55, 36703858), (95, 21249602), (110, 18351929), (190, 10624801), (197, 10247270), (209, 9658910), (394, 5123635), (418, 4829455), (985, 2049454), (1045, 1931782), (1970, 1024727), (2090, 965891), (2167, 931570), (3743, 539330), (4334, 465785), (4903, 411730), (7486, 269665), (9806, 205865), (10835, 186314), (18715, 107866), (21670, 93157), (24515, 82346), (37430, 53933), (41173, 49030)]