18882019949

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{277}}^1\times {\mathrm{619}}^1$

素因数の和:1149

約数の個数: 32

約数和(自身を含む): 21022404480

約数和(自身を除く): 2140384531

約数列:

[1, 13, 43, 197, 277, 559, 619, 2561, 3601, 8047, 8471, 11911, 26617, 54569, 110123, 121943, 154843, 171463, 346021, 709397, 1585259, 2229019, 2346467, 5243549, 7372909, 30504071, 33778211, 68166137, 95847817, 439116743, 1452463073, 18882019949]

約数ペア:

[(1, 18882019949), (13, 1452463073), (43, 439116743), (197, 95847817), (277, 68166137), (559, 33778211), (619, 30504071), (2561, 7372909), (3601, 5243549), (8047, 2346467), (8471, 2229019), (11911, 1585259), (26617, 709397), (54569, 346021), (110123, 171463), (121943, 154843)]