20393958

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5563}}^1$

素因数の和:5628

約数の個数: 32

約数和(自身を含む): 44868096

約数和(自身を除く): 24474138

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5563, 11126, 16689, 33378, 72319, 144638, 216957, 261461, 433914, 522922, 784383, 1568766, 3398993, 6797986, 10196979, 20393958]

約数ペア:

[(1, 20393958), (2, 10196979), (3, 6797986), (6, 3398993), (13, 1568766), (26, 784383), (39, 522922), (47, 433914), (78, 261461), (94, 216957), (141, 144638), (282, 72319), (611, 33378), (1222, 16689), (1833, 11126), (3666, 5563)]