19538463

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{30013}}^1$

素因数の和:30054

約数の個数: 16

約数和(自身を含む): 30734336

約数和(自身を除く): 11195873

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 30013, 90039, 210091, 630273, 930403, 2791209, 6512821, 19538463]

約数ペア:

[(1, 19538463), (3, 6512821), (7, 2791209), (21, 930403), (31, 630273), (93, 210091), (217, 90039), (651, 30013)]