19528648

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{143593}}^1$

素因数の和:143616

約数の個数: 16

約数和(自身を含む): 38770380

約数和(自身を除く): 19241732

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 143593, 287186, 574372, 1148744, 2441081, 4882162, 9764324, 19528648]

約数ペア:

[(1, 19528648), (2, 9764324), (4, 4882162), (8, 2441081), (17, 1148744), (34, 574372), (68, 287186), (136, 143593)]