18713876

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2153}}^1$

素因数の和:2251

約数の個数: 24

約数和(自身を含む): 34196904

約数和(自身を除く): 15483028

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2153, 2173, 4306, 4346, 8612, 8692, 88273, 114109, 176546, 228218, 353092, 456436, 4678469, 9356938, 18713876]

約数ペア:

[(1, 18713876), (2, 9356938), (4, 4678469), (41, 456436), (53, 353092), (82, 228218), (106, 176546), (164, 114109), (212, 88273), (2153, 8692), (2173, 8612), (4306, 4346)]