2005261676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1\times {\mathrm{919}}^1$

素因数の和:1526

約数の個数: 48

約数和(自身を含む): 3878219520

約数和(自身を除く): 1872957844

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 491, 919, 982, 1111, 1838, 1964, 2222, 3676, 4444, 5401, 10109, 10802, 20218, 21604, 40436, 49591, 92819, 99182, 185638, 198364, 371276, 451229, 545501, 902458, 1021009, 1091002, 1804916, 2042018, 2182004, 4084036, 4963519, 9927038, 19854076, 45574129, 91148258, 182296516, 501315419, 1002630838, 2005261676]

約数ペア:

[(1, 2005261676), (2, 1002630838), (4, 501315419), (11, 182296516), (22, 91148258), (44, 45574129), (101, 19854076), (202, 9927038), (404, 4963519), (491, 4084036), (919, 2182004), (982, 2042018), (1111, 1804916), (1838, 1091002), (1964, 1021009), (2222, 902458), (3676, 545501), (4444, 451229), (5401, 371276), (10109, 198364), (10802, 185638), (20218, 99182), (21604, 92819), (40436, 49591)]