18059912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{823}}^1$

素因数の和:1053

約数の個数: 32

約数和(自身を含む): 36684480

約数和(自身を除く): 18624568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 823, 844, 1646, 1688, 2743, 3292, 5486, 6584, 10699, 10972, 21398, 21944, 42796, 85592, 173653, 347306, 694612, 1389224, 2257489, 4514978, 9029956, 18059912]

約数ペア:

[(1, 18059912), (2, 9029956), (4, 4514978), (8, 2257489), (13, 1389224), (26, 694612), (52, 347306), (104, 173653), (211, 85592), (422, 42796), (823, 21944), (844, 21398), (1646, 10972), (1688, 10699), (2743, 6584), (3292, 5486)]