19793070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19993}}^1$

素因数の和:20017

約数の個数: 48

約数和(自身を含む): 56143152

約数和(自身を除く): 36350082

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, 19993, 39986, 59979, 99965, 119958, 179937, 199930, 219923, 299895, 359874, 439846, 599790, 659769, 899685, 1099615, 1319538, 1799370, 1979307, 2199230, 3298845, 3958614, 6597690, 9896535, 19793070]

約数ペア:

[(1, 19793070), (2, 9896535), (3, 6597690), (5, 3958614), (6, 3298845), (9, 2199230), (10, 1979307), (11, 1799370), (15, 1319538), (18, 1099615), (22, 899685), (30, 659769), (33, 599790), (45, 439846), (55, 359874), (66, 299895), (90, 219923), (99, 199930), (110, 179937), (165, 119958), (198, 99965), (330, 59979), (495, 39986), (990, 19993)]