19619888

素因数分解:

$2^4\times {\mathrm{587}}^1\times {\mathrm{2089}}^1$

素因数の和:2684

約数の個数: 20

約数和(自身を含む): 38096520

約数和(自身を除く): 18476632

約数列:

[1, 2, 4, 8, 16, 587, 1174, 2089, 2348, 4178, 4696, 8356, 9392, 16712, 33424, 1226243, 2452486, 4904972, 9809944, 19619888]

約数ペア:

[(1, 19619888), (2, 9809944), (4, 4904972), (8, 2452486), (16, 1226243), (587, 33424), (1174, 16712), (2089, 9392), (2348, 8356), (4178, 4696)]