207406508

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{25037}}^1$

素因数の和:25169

約数の個数: 24

約数和(自身を含む): 385585200

約数和(自身を除く): 178178692

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 4142, 8284, 25037, 50074, 100148, 475703, 951406, 1902812, 2729033, 5458066, 10916132, 51851627, 103703254, 207406508]

約数ペア:

[(1, 207406508), (2, 103703254), (4, 51851627), (19, 10916132), (38, 5458066), (76, 2729033), (109, 1902812), (218, 951406), (436, 475703), (2071, 100148), (4142, 50074), (8284, 25037)]