26647816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{997}}^1$

素因数の和:1273

約数の個数: 32

約数和(自身を含む): 54071640

約数和(自身を除く): 27423824

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 997, 1028, 1994, 2056, 3341, 3988, 6682, 7976, 12961, 13364, 25922, 26728, 51844, 103688, 256229, 512458, 1024916, 2049832, 3330977, 6661954, 13323908, 26647816]

約数ペア:

[(1, 26647816), (2, 13323908), (4, 6661954), (8, 3330977), (13, 2049832), (26, 1024916), (52, 512458), (104, 256229), (257, 103688), (514, 51844), (997, 26728), (1028, 25922), (1994, 13364), (2056, 12961), (3341, 7976), (3988, 6682)]