19438966

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1\times {\mathrm{641}}^1$

素因数の和:959

約数の個数: 16

約数和(自身を含む): 29814480

約数和(自身を除く): 10375514

約数列:

[1, 2, 59, 118, 257, 514, 641, 1282, 15163, 30326, 37819, 75638, 164737, 329474, 9719483, 19438966]

約数ペア:

[(1, 19438966), (2, 9719483), (59, 329474), (118, 164737), (257, 75638), (514, 37819), (641, 30326), (1282, 15163)]