12889616

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{21773}}^1$

素因数の和:21818

約数の個数: 20

約数和(自身を含む): 25649772

約数和(自身を除く): 12760156

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 21773, 43546, 87092, 174184, 348368, 805601, 1611202, 3222404, 6444808, 12889616]

約数ペア:

[(1, 12889616), (2, 6444808), (4, 3222404), (8, 1611202), (16, 805601), (37, 348368), (74, 174184), (148, 87092), (296, 43546), (592, 21773)]