18489746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{36541}}^1$

素因数の和:36577

約数の個数: 16

約数和(自身を含む): 31572288

約数和(自身を除く): 13082542

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 36541, 73082, 401951, 803902, 840443, 1680886, 9244873, 18489746]

約数ペア:

[(1, 18489746), (2, 9244873), (11, 1680886), (22, 840443), (23, 803902), (46, 401951), (253, 73082), (506, 36541)]