26812648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{421}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 53172000

約数和(自身を除く): 26359352

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 419, 421, 838, 842, 1676, 1684, 3352, 3368, 7961, 7999, 15922, 15998, 31844, 31996, 63688, 63992, 176399, 352798, 705596, 1411192, 3351581, 6703162, 13406324, 26812648]

約数ペア:

[(1, 26812648), (2, 13406324), (4, 6703162), (8, 3351581), (19, 1411192), (38, 705596), (76, 352798), (152, 176399), (419, 63992), (421, 63688), (838, 31996), (842, 31844), (1676, 15998), (1684, 15922), (3352, 7999), (3368, 7961)]