20861822

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{19793}}^1$

素因数の和:19843

約数の個数: 16

約数和(自身を含む): 34204032

約数和(自身を除く): 13342210

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 19793, 39586, 336481, 613583, 672962, 1227166, 10430911, 20861822]

約数ペア:

[(1, 20861822), (2, 10430911), (17, 1227166), (31, 672962), (34, 613583), (62, 336481), (527, 39586), (1054, 19793)]