18709946

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{761}}^1$

素因数の和:1429

約数の個数: 16

約数和(自身を含む): 29626560

約数和(自身を除く): 10916614

約数列:

[1, 2, 19, 38, 647, 761, 1294, 1522, 12293, 14459, 24586, 28918, 492367, 984734, 9354973, 18709946]

約数ペア:

[(1, 18709946), (2, 9354973), (19, 984734), (38, 492367), (647, 28918), (761, 24586), (1294, 14459), (1522, 12293)]