20999112

素因数分解:

$2^3\times 3^1\times {\mathrm{101}}^1\times {\mathrm{8663}}^1$

素因数の和:8773

約数の個数: 32

約数和(自身を含む): 53023680

約数和(自身を除く): 32024568

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 101, 202, 303, 404, 606, 808, 1212, 2424, 8663, 17326, 25989, 34652, 51978, 69304, 103956, 207912, 874963, 1749926, 2624889, 3499852, 5249778, 6999704, 10499556, 20999112]

約数ペア:

[(1, 20999112), (2, 10499556), (3, 6999704), (4, 5249778), (6, 3499852), (8, 2624889), (12, 1749926), (24, 874963), (101, 207912), (202, 103956), (303, 69304), (404, 51978), (606, 34652), (808, 25989), (1212, 17326), (2424, 8663)]