19921534

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1153}}^1$

素因数の和:1371

約数の個数: 16

約数和(自身を含む): 30659472

約数和(自身を除く): 10737938

約数列:

[1, 2, 53, 106, 163, 326, 1153, 2306, 8639, 17278, 61109, 122218, 187939, 375878, 9960767, 19921534]

約数ペア:

[(1, 19921534), (2, 9960767), (53, 375878), (106, 187939), (163, 122218), (326, 61109), (1153, 17278), (2306, 8639)]