15521072

素因数分解:

$2^4\times 7^1\times {\mathrm{138581}}^1$

素因数の和:138596

約数の個数: 20

約数和(自身を含む): 34368336

約数和(自身を除く): 18847264

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 138581, 277162, 554324, 970067, 1108648, 1940134, 2217296, 3880268, 7760536, 15521072]

約数ペア:

[(1, 15521072), (2, 7760536), (4, 3880268), (7, 2217296), (8, 1940134), (14, 1108648), (16, 970067), (28, 554324), (56, 277162), (112, 138581)]