18909847578

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{695573}}^1$

素因数の和:695798

約数の個数: 32

約数和(自身を含む): 39664411776

約数和(自身を除く): 20754564198

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 197, 394, 591, 1182, 4531, 9062, 13593, 27186, 695573, 1391146, 2086719, 4173438, 15998179, 31996358, 47994537, 95989074, 137027881, 274055762, 411083643, 822167286, 3151641263, 6303282526, 9454923789, 18909847578]

約数ペア:

[(1, 18909847578), (2, 9454923789), (3, 6303282526), (6, 3151641263), (23, 822167286), (46, 411083643), (69, 274055762), (138, 137027881), (197, 95989074), (394, 47994537), (591, 31996358), (1182, 15998179), (4531, 4173438), (9062, 2086719), (13593, 1391146), (27186, 695573)]