19748850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{11969}}^1$

素因数の和:11995

約数の個数: 48

約数和(自身を含む): 53434080

約数和(自身を除く): 33685230

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 11969, 23938, 35907, 59845, 71814, 119690, 131659, 179535, 263318, 299225, 359070, 394977, 598450, 658295, 789954, 897675, 1316590, 1795350, 1974885, 3291475, 3949770, 6582950, 9874425, 19748850]

約数ペア:

[(1, 19748850), (2, 9874425), (3, 6582950), (5, 3949770), (6, 3291475), (10, 1974885), (11, 1795350), (15, 1316590), (22, 897675), (25, 789954), (30, 658295), (33, 598450), (50, 394977), (55, 359070), (66, 299225), (75, 263318), (110, 179535), (150, 131659), (165, 119690), (275, 71814), (330, 59845), (550, 35907), (825, 23938), (1650, 11969)]