19480111

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 23616000

約数和(自身を除く): 4135889

約数列:

[1, 7, 19, 133, 149, 983, 1043, 2831, 6881, 18677, 19817, 130739, 146467, 1025269, 2782873, 19480111]

約数ペア:

[(1, 19480111), (7, 2782873), (19, 1025269), (133, 146467), (149, 130739), (983, 19817), (1043, 18677), (2831, 6881)]