18171032881

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{587}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 19459657728

約数和(自身を除く): 1288624847

約数列:

[1, 31, 53, 83, 227, 587, 1643, 2573, 4399, 7037, 12031, 18197, 18841, 31111, 48721, 133249, 136369, 372961, 584071, 964441, 998573, 1510351, 2582213, 4130719, 7062197, 11059667, 30955763, 80048603, 218928107, 342849677, 586162351, 18171032881]

約数ペア:

[(1, 18171032881), (31, 586162351), (53, 342849677), (83, 218928107), (227, 80048603), (587, 30955763), (1643, 11059667), (2573, 7062197), (4399, 4130719), (7037, 2582213), (12031, 1510351), (18197, 998573), (18841, 964441), (31111, 584071), (48721, 372961), (133249, 136369)]