18784470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8819}}^1$

素因数の和:8900

約数の個数: 32

約数和(自身を含む): 45722880

約数和(自身を除く): 26938410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 8819, 17638, 26457, 44095, 52914, 88190, 132285, 264570, 626149, 1252298, 1878447, 3130745, 3756894, 6261490, 9392235, 18784470]

約数ペア:

[(1, 18784470), (2, 9392235), (3, 6261490), (5, 3756894), (6, 3130745), (10, 1878447), (15, 1252298), (30, 626149), (71, 264570), (142, 132285), (213, 88190), (355, 52914), (426, 44095), (710, 26457), (1065, 17638), (2130, 8819)]