20199017657

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{158209}}^1$

素因数の和:158313

約数の個数: 32

約数和(自身を含む): 26366645760

約数和(自身を除く): 6167628103

約数列:

[1, 7, 13, 23, 61, 91, 161, 299, 427, 793, 1403, 2093, 5551, 9821, 18239, 127673, 158209, 1107463, 2056717, 3638807, 9650749, 14397019, 25471649, 47304491, 67555243, 125459737, 221967227, 331131437, 878218159, 1553770589, 2885573951, 20199017657]

約数ペア:

[(1, 20199017657), (7, 2885573951), (13, 1553770589), (23, 878218159), (61, 331131437), (91, 221967227), (161, 125459737), (299, 67555243), (427, 47304491), (793, 25471649), (1403, 14397019), (2093, 9650749), (5551, 3638807), (9821, 2056717), (18239, 1107463), (127673, 158209)]