2019986278

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{1579}}^1\times {\mathrm{15601}}^1$

素因数の和:17223

約数の個数: 16

約数和(自身を含む): 3106046160

約数和(自身を除く): 1086059882

約数列:

[1, 2, 41, 82, 1579, 3158, 15601, 31202, 64739, 129478, 639641, 1279282, 24633979, 49267958, 1009993139, 2019986278]

約数ペア:

[(1, 2019986278), (2, 1009993139), (41, 49267958), (82, 24633979), (1579, 1279282), (3158, 639641), (15601, 129478), (31202, 64739)]