87420838

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{18451}}^1$

素因数の和:18579

約数の個数: 16

約数和(自身を含む): 138168576

約数和(自身を除く): 50747738

約数列:

[1, 2, 23, 46, 103, 206, 2369, 4738, 18451, 36902, 424373, 848746, 1900453, 3800906, 43710419, 87420838]

約数ペア:

[(1, 87420838), (2, 43710419), (23, 3800906), (46, 1900453), (103, 848746), (206, 424373), (2369, 36902), (4738, 18451)]