19529349

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:401

約数の個数: 32

約数和(自身を含む): 31088640

約数和(自身を除く): 11559291

約数列:

[1, 3, 7, 21, 31, 93, 131, 217, 229, 393, 651, 687, 917, 1603, 2751, 4061, 4809, 7099, 12183, 21297, 28427, 29999, 49693, 85281, 89997, 149079, 209993, 629979, 929969, 2789907, 6509783, 19529349]

約数ペア:

[(1, 19529349), (3, 6509783), (7, 2789907), (21, 929969), (31, 629979), (93, 209993), (131, 149079), (217, 89997), (229, 85281), (393, 49693), (651, 29999), (687, 28427), (917, 21297), (1603, 12183), (2751, 7099), (4061, 4809)]