25378562

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{18911}}^1$

素因数の和:18985

約数の個数: 16

約数和(自身を含む): 42211584

約数和(自身を除く): 16833022

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 18911, 37822, 208021, 416042, 1153571, 2307142, 12689281, 25378562]

約数ペア:

[(1, 25378562), (2, 12689281), (11, 2307142), (22, 1153571), (61, 416042), (122, 208021), (671, 37822), (1342, 18911)]