20908436

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{16183}}^1$

素因数の和:16223

約数の個数: 24

約数和(自身を含む): 40783680

約数和(自身を除く): 19875244

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 16183, 32366, 64732, 275111, 307477, 550222, 614954, 1100444, 1229908, 5227109, 10454218, 20908436]

約数ペア:

[(1, 20908436), (2, 10454218), (4, 5227109), (17, 1229908), (19, 1100444), (34, 614954), (38, 550222), (68, 307477), (76, 275111), (323, 64732), (646, 32366), (1292, 16183)]