18773028

素因数分解:

$2^2\times 3^2\times {\mathrm{643}}^1\times {\mathrm{811}}^1$

素因数の和:1464

約数の個数: 36

約数和(自身を含む): 47586448

約数和(自身を除く): 28813420

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 643, 811, 1286, 1622, 1929, 2433, 2572, 3244, 3858, 4866, 5787, 7299, 7716, 9732, 11574, 14598, 23148, 29196, 521473, 1042946, 1564419, 2085892, 3128838, 4693257, 6257676, 9386514, 18773028]

約数ペア:

[(1, 18773028), (2, 9386514), (3, 6257676), (4, 4693257), (6, 3128838), (9, 2085892), (12, 1564419), (18, 1042946), (36, 521473), (643, 29196), (811, 23148), (1286, 14598), (1622, 11574), (1929, 9732), (2433, 7716), (2572, 7299), (3244, 5787), (3858, 4866)]