18984914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38431}}^1$

素因数の和:38465

約数の個数: 16

約数和(自身を含む): 32282880

約数和(自身を除く): 13297966

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 38431, 76862, 499603, 730189, 999206, 1460378, 9492457, 18984914]

約数ペア:

[(1, 18984914), (2, 9492457), (13, 1460378), (19, 999206), (26, 730189), (38, 499603), (247, 76862), (494, 38431)]