19692090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19891}}^1$

素因数の和:19915

約数の個数: 48

約数和(自身を含む): 55856736

約数和(自身を除く): 36164646

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 19891, 39782, 59673, 99455, 119346, 179019, 198910, 218801, 298365, 358038, 437602, 596730, 656403, 895095, 1094005, 1312806, 1790190, 1969209, 2188010, 3282015, 3938418, 6564030, 9846045, 19692090]

約数ペア:

[(1, 19692090), (2, 9846045), (3, 6564030), (5, 3938418), (6, 3282015), (9, 2188010), (10, 1969209), (11, 1790190), (15, 1312806), (18, 1094005), (22, 895095), (30, 656403), (33, 596730), (45, 437602), (55, 358038), (66, 298365), (90, 218801), (99, 198910), (110, 179019), (165, 119346), (198, 99455), (330, 59673), (495, 39782), (990, 19891)]