20193659530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{631}}^1\times {\mathrm{2719}}^1$

素因数の和:3475

約数の個数: 64

約数和(自身を含む): 40101765120

約数和(自身を除く): 19908105590

約数列:

[1, 2, 5, 10, 11, 22, 55, 107, 110, 214, 535, 631, 1070, 1177, 1262, 2354, 2719, 3155, 5438, 5885, 6310, 6941, 11770, 13595, 13882, 27190, 29909, 34705, 59818, 67517, 69410, 135034, 149545, 290933, 299090, 337585, 581866, 675170, 742687, 1454665, 1485374, 1715689, 2909330, 3200263, 3431378, 3713435, 6400526, 7426870, 8578445, 16001315, 17156890, 18872579, 32002630, 37745158, 94362895, 183578723, 188725790, 367157446, 917893615, 1835787230, 2019365953, 4038731906, 10096829765, 20193659530]

約数ペア:

[(1, 20193659530), (2, 10096829765), (5, 4038731906), (10, 2019365953), (11, 1835787230), (22, 917893615), (55, 367157446), (107, 188725790), (110, 183578723), (214, 94362895), (535, 37745158), (631, 32002630), (1070, 18872579), (1177, 17156890), (1262, 16001315), (2354, 8578445), (2719, 7426870), (3155, 6400526), (5438, 3713435), (5885, 3431378), (6310, 3200263), (6941, 2909330), (11770, 1715689), (13595, 1485374), (13882, 1454665), (27190, 742687), (29909, 675170), (34705, 581866), (59818, 337585), (67517, 299090), (69410, 290933), (135034, 149545)]