16663388

素因数分解:

$2^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2371}}^1$

素因数の和:2633

約数の個数: 24

約数和(自身を含む): 33473664

約数和(自身を除く): 16810276

約数列:

[1, 2, 4, 7, 14, 28, 251, 502, 1004, 1757, 2371, 3514, 4742, 7028, 9484, 16597, 33194, 66388, 595121, 1190242, 2380484, 4165847, 8331694, 16663388]

約数ペア:

[(1, 16663388), (2, 8331694), (4, 4165847), (7, 2380484), (14, 1190242), (28, 595121), (251, 66388), (502, 33194), (1004, 16597), (1757, 9484), (2371, 7028), (3514, 4742)]