19937204

素因数分解:

$2^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{2647}}^1$

素因数の和:2927

約数の個数: 24

約数和(自身を含む): 40037760

約数和(自身を除く): 20100556

約数列:

[1, 2, 4, 7, 14, 28, 269, 538, 1076, 1883, 2647, 3766, 5294, 7532, 10588, 18529, 37058, 74116, 712043, 1424086, 2848172, 4984301, 9968602, 19937204]

約数ペア:

[(1, 19937204), (2, 9968602), (4, 4984301), (7, 2848172), (14, 1424086), (28, 712043), (269, 74116), (538, 37058), (1076, 18529), (1883, 10588), (2647, 7532), (3766, 5294)]