27885904

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{42509}}^1$

素因数の和:42558

約数の個数: 20

約数和(自身を含む): 55348020

約数和(自身を除く): 27462116

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 42509, 85018, 170036, 340072, 680144, 1742869, 3485738, 6971476, 13942952, 27885904]

約数ペア:

[(1, 27885904), (2, 13942952), (4, 6971476), (8, 3485738), (16, 1742869), (41, 680144), (82, 340072), (164, 170036), (328, 85018), (656, 42509)]