19961898

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2003}}^1$

素因数の和:2170

約数の個数: 32

約数和(自身を含む): 43863552

約数和(自身を除く): 23901654

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 151, 302, 453, 906, 1661, 2003, 3322, 4006, 4983, 6009, 9966, 12018, 22033, 44066, 66099, 132198, 302453, 604906, 907359, 1814718, 3326983, 6653966, 9980949, 19961898]

約数ペア:

[(1, 19961898), (2, 9980949), (3, 6653966), (6, 3326983), (11, 1814718), (22, 907359), (33, 604906), (66, 302453), (151, 132198), (302, 66099), (453, 44066), (906, 22033), (1661, 12018), (2003, 9966), (3322, 6009), (4006, 4983)]