18971460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{105397}}^1$

素因数の和:105412

約数の個数: 36

約数和(自身を含む): 57547308

約数和(自身を除く): 38575848

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 105397, 210794, 316191, 421588, 526985, 632382, 948573, 1053970, 1264764, 1580955, 1897146, 2107940, 3161910, 3794292, 4742865, 6323820, 9485730, 18971460]

約数ペア:

[(1, 18971460), (2, 9485730), (3, 6323820), (4, 4742865), (5, 3794292), (6, 3161910), (9, 2107940), (10, 1897146), (12, 1580955), (15, 1264764), (18, 1053970), (20, 948573), (30, 632382), (36, 526985), (45, 421588), (60, 316191), (90, 210794), (180, 105397)]