1900665008

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{635249}}^1$

素因数の和:635285

約数の個数: 40

約数和(自身を含む): 4253634000

約数和(自身を除く): 2352968992

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 635249, 1270498, 2540996, 5081992, 6987739, 10163984, 10799233, 13975478, 21598466, 27950956, 43196932, 55901912, 86393864, 111803824, 118791563, 172787728, 237583126, 475166252, 950332504, 1900665008]

約数ペア:

[(1, 1900665008), (2, 950332504), (4, 475166252), (8, 237583126), (11, 172787728), (16, 118791563), (17, 111803824), (22, 86393864), (34, 55901912), (44, 43196932), (68, 27950956), (88, 21598466), (136, 13975478), (176, 10799233), (187, 10163984), (272, 6987739), (374, 5081992), (748, 2540996), (1496, 1270498), (2992, 635249)]