20161333995

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{613}}^1\times {\mathrm{18121}}^1$

素因数の和:18764

約数の個数: 48

約数和(自身を含む): 35517090336

約数和(自身を除く): 15355756341

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 613, 1815, 1839, 3065, 6743, 9195, 18121, 20229, 33715, 54363, 74173, 90605, 101145, 199331, 222519, 271815, 370865, 597993, 996655, 1112595, 2192641, 2989965, 6577923, 10963205, 11108173, 32889615, 33324519, 55540865, 122189903, 166622595, 366569709, 610949515, 1344088933, 1832848545, 4032266799, 6720444665, 20161333995]

約数ペア:

[(1, 20161333995), (3, 6720444665), (5, 4032266799), (11, 1832848545), (15, 1344088933), (33, 610949515), (55, 366569709), (121, 166622595), (165, 122189903), (363, 55540865), (605, 33324519), (613, 32889615), (1815, 11108173), (1839, 10963205), (3065, 6577923), (6743, 2989965), (9195, 2192641), (18121, 1112595), (20229, 996655), (33715, 597993), (54363, 370865), (74173, 271815), (90605, 222519), (101145, 199331)]