20120681790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20323921}}^1$

素因数の和:20323945

約数の個数: 48

約数和(自身を含む): 57069572976

約数和(自身を除く): 36948891186

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, 20323921, 40647842, 60971763, 101619605, 121943526, 182915289, 203239210, 223563131, 304858815, 365830578, 447126262, 609717630, 670689393, 914576445, 1117815655, 1341378786, 1829152890, 2012068179, 2235631310, 3353446965, 4024136358, 6706893930, 10060340895, 20120681790]

約数ペア:

[(1, 20120681790), (2, 10060340895), (3, 6706893930), (5, 4024136358), (6, 3353446965), (9, 2235631310), (10, 2012068179), (11, 1829152890), (15, 1341378786), (18, 1117815655), (22, 914576445), (30, 670689393), (33, 609717630), (45, 447126262), (55, 365830578), (66, 304858815), (90, 223563131), (99, 203239210), (110, 182915289), (165, 121943526), (198, 101619605), (330, 60971763), (495, 40647842), (990, 20323921)]