19156172

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5387}}^1$

素因数の和:5525

約数の個数: 24

約数和(自身を含む): 38621184

約数和(自身を除く): 19465012

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 5387, 10774, 21548, 37709, 75418, 150836, 684149, 1368298, 2736596, 4789043, 9578086, 19156172]

約数ペア:

[(1, 19156172), (2, 9578086), (4, 4789043), (7, 2736596), (14, 1368298), (28, 684149), (127, 150836), (254, 75418), (508, 37709), (889, 21548), (1778, 10774), (3556, 5387)]