20172946

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7477}}^1$

素因数の和:7569

約数の個数: 16

約数和(自身を含む): 32304960

約数和(自身を除く): 12132014

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7477, 14954, 142063, 284126, 530867, 1061734, 10086473, 20172946]

約数ペア:

[(1, 20172946), (2, 10086473), (19, 1061734), (38, 530867), (71, 284126), (142, 142063), (1349, 14954), (2698, 7477)]