18777370

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:630

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 16214630

約数列:

[1, 2, 5, 10, 53, 71, 106, 142, 265, 355, 499, 530, 710, 998, 2495, 3763, 4990, 7526, 18815, 26447, 35429, 37630, 52894, 70858, 132235, 177145, 264470, 354290, 1877737, 3755474, 9388685, 18777370]

約数ペア:

[(1, 18777370), (2, 9388685), (5, 3755474), (10, 1877737), (53, 354290), (71, 264470), (106, 177145), (142, 132235), (265, 70858), (355, 52894), (499, 37630), (530, 35429), (710, 26447), (998, 18815), (2495, 7526), (3763, 4990)]