71620918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{18661}}^1$

素因数の和:18783

約数の個数: 16

約数和(自身を含む): 114211440

約数和(自身を除く): 42590522

約数列:

[1, 2, 19, 38, 101, 202, 1919, 3838, 18661, 37322, 354559, 709118, 1884761, 3769522, 35810459, 71620918]

約数ペア:

[(1, 71620918), (2, 35810459), (19, 3769522), (38, 1884761), (101, 709118), (202, 354559), (1919, 37322), (3838, 18661)]