17990590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 34673184

約数和(自身を除く): 16682594

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1091, 1649, 2182, 3298, 5455, 8245, 10910, 16490, 18547, 37094, 92735, 105827, 185470, 211654, 529135, 1058270, 1799059, 3598118, 8995295, 17990590]

約数ペア:

[(1, 17990590), (2, 8995295), (5, 3598118), (10, 1799059), (17, 1058270), (34, 529135), (85, 211654), (97, 185470), (170, 105827), (194, 92735), (485, 37094), (970, 18547), (1091, 16490), (1649, 10910), (2182, 8245), (3298, 5455)]