210865724

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{15329}}^1$

素因数の和:15533

約数の個数: 24

約数和(自身を含む): 390608400

約数和(自身を除く): 179742676

約数列:

[1, 2, 4, 19, 38, 76, 181, 362, 724, 3439, 6878, 13756, 15329, 30658, 61316, 291251, 582502, 1165004, 2774549, 5549098, 11098196, 52716431, 105432862, 210865724]

約数ペア:

[(1, 210865724), (2, 105432862), (4, 52716431), (19, 11098196), (38, 5549098), (76, 2774549), (181, 1165004), (362, 582502), (724, 291251), (3439, 61316), (6878, 30658), (13756, 15329)]