219251624

素因数分解:

$2^3\times {\mathrm{1373}}^1\times {\mathrm{19961}}^1$

素因数の和:21340

約数の個数: 16

約数和(自身を含む): 411416820

約数和(自身を除く): 192165196

約数列:

[1, 2, 4, 8, 1373, 2746, 5492, 10984, 19961, 39922, 79844, 159688, 27406453, 54812906, 109625812, 219251624]

約数ペア:

[(1, 219251624), (2, 109625812), (4, 54812906), (8, 27406453), (1373, 159688), (2746, 79844), (5492, 39922), (10984, 19961)]