20488616

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1879}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 40608000

約数和(自身を除く): 20119384

約数列:

[1, 2, 4, 8, 29, 47, 58, 94, 116, 188, 232, 376, 1363, 1879, 2726, 3758, 5452, 7516, 10904, 15032, 54491, 88313, 108982, 176626, 217964, 353252, 435928, 706504, 2561077, 5122154, 10244308, 20488616]

約数ペア:

[(1, 20488616), (2, 10244308), (4, 5122154), (8, 2561077), (29, 706504), (47, 435928), (58, 353252), (94, 217964), (116, 176626), (188, 108982), (232, 88313), (376, 54491), (1363, 15032), (1879, 10904), (2726, 7516), (3758, 5452)]