19443276

素因数分解:

$2^2\times 3^2\times {\mathrm{419}}^1\times {\mathrm{1289}}^1$

素因数の和:1718

約数の個数: 36

約数和(自身を含む): 49303800

約数和(自身を除く): 29860524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 419, 838, 1257, 1289, 1676, 2514, 2578, 3771, 3867, 5028, 5156, 7542, 7734, 11601, 15084, 15468, 23202, 46404, 540091, 1080182, 1620273, 2160364, 3240546, 4860819, 6481092, 9721638, 19443276]

約数ペア:

[(1, 19443276), (2, 9721638), (3, 6481092), (4, 4860819), (6, 3240546), (9, 2160364), (12, 1620273), (18, 1080182), (36, 540091), (419, 46404), (838, 23202), (1257, 15468), (1289, 15084), (1676, 11601), (2514, 7734), (2578, 7542), (3771, 5156), (3867, 5028)]