19657894

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{1433}}^1$

素因数の和:1492

約数の個数: 16

約数和(自身を含む): 31146480

約数和(自身を除く): 11488586

約数列:

[1, 2, 19, 38, 361, 722, 1433, 2866, 6859, 13718, 27227, 54454, 517313, 1034626, 9828947, 19657894]

約数ペア:

[(1, 19657894), (2, 9828947), (19, 1034626), (38, 517313), (361, 54454), (722, 27227), (1433, 13718), (2866, 6859)]