19290690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1931}}^1$

素因数の和:1984

約数の個数: 64

約数和(自身を含む): 52859520

約数和(自身を除く): 33568830

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1931, 1998, 3330, 3862, 4995, 5793, 9655, 9990, 11586, 17379, 19310, 28965, 34758, 52137, 57930, 71447, 86895, 104274, 142894, 173790, 214341, 260685, 357235, 428682, 521370, 643023, 714470, 1071705, 1286046, 1929069, 2143410, 3215115, 3858138, 6430230, 9645345, 19290690]

約数ペア:

[(1, 19290690), (2, 9645345), (3, 6430230), (5, 3858138), (6, 3215115), (9, 2143410), (10, 1929069), (15, 1286046), (18, 1071705), (27, 714470), (30, 643023), (37, 521370), (45, 428682), (54, 357235), (74, 260685), (90, 214341), (111, 173790), (135, 142894), (185, 104274), (222, 86895), (270, 71447), (333, 57930), (370, 52137), (555, 34758), (666, 28965), (999, 19310), (1110, 17379), (1665, 11586), (1931, 9990), (1998, 9655), (3330, 5793), (3862, 4995)]