19921064

素因数分解:

$2^3\times {\mathrm{269}}^1\times {\mathrm{9257}}^1$

素因数の和:9532

約数の個数: 16

約数和(自身を含む): 37494900

約数和(自身を除く): 17573836

約数列:

[1, 2, 4, 8, 269, 538, 1076, 2152, 9257, 18514, 37028, 74056, 2490133, 4980266, 9960532, 19921064]

約数ペア:

[(1, 19921064), (2, 9960532), (4, 4980266), (8, 2490133), (269, 74056), (538, 37028), (1076, 18514), (2152, 9257)]