89897816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{2803}}^1$

素因数の和:3039

約数の個数: 32

約数和(自身を含む): 178334400

約数和(自身を除く): 88436584

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 844, 1688, 2803, 4009, 5606, 8018, 11212, 16036, 22424, 32072, 53257, 106514, 213028, 426056, 591433, 1182866, 2365732, 4731464, 11237227, 22474454, 44948908, 89897816]

約数ペア:

[(1, 89897816), (2, 44948908), (4, 22474454), (8, 11237227), (19, 4731464), (38, 2365732), (76, 1182866), (152, 591433), (211, 426056), (422, 213028), (844, 106514), (1688, 53257), (2803, 32072), (4009, 22424), (5606, 16036), (8018, 11212)]