19906694

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{11047}}^1$

素因数の和:11119

約数の個数: 16

約数和(自身を含む): 32215968

約数和(自身を除く): 12309274

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 11047, 22094, 187799, 375598, 585491, 1170982, 9953347, 19906694]

約数ペア:

[(1, 19906694), (2, 9953347), (17, 1170982), (34, 585491), (53, 375598), (106, 187799), (901, 22094), (1802, 11047)]