20454393

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1489}}^1$

素因数の和:1752

約数の個数: 16

約数和(自身を含む): 28846400

約数和(自身を除く): 8392007

約数列:

[1, 3, 19, 57, 241, 723, 1489, 4467, 4579, 13737, 28291, 84873, 358849, 1076547, 6818131, 20454393]

約数ペア:

[(1, 20454393), (3, 6818131), (19, 1076547), (57, 358849), (241, 84873), (723, 28291), (1489, 13737), (4467, 4579)]