18260730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1481}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 47856744

約数和(自身を除く): 29596014

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 685, 822, 1233, 1370, 1481, 2055, 2466, 2962, 4110, 4443, 6165, 7405, 8886, 12330, 13329, 14810, 22215, 26658, 44430, 66645, 133290, 202897, 405794, 608691, 1014485, 1217382, 1826073, 2028970, 3043455, 3652146, 6086910, 9130365, 18260730]

約数ペア:

[(1, 18260730), (2, 9130365), (3, 6086910), (5, 3652146), (6, 3043455), (9, 2028970), (10, 1826073), (15, 1217382), (18, 1014485), (30, 608691), (45, 405794), (90, 202897), (137, 133290), (274, 66645), (411, 44430), (685, 26658), (822, 22215), (1233, 14810), (1370, 13329), (1481, 12330), (2055, 8886), (2466, 7405), (2962, 6165), (4110, 4443)]