39957278

素因数分解:

$2^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{1103}}^1$

素因数の和:1471

約数の個数: 16

約数和(自身を含む): 61205760

約数和(自身を除く): 21248482

約数列:

[1, 2, 59, 118, 307, 614, 1103, 2206, 18113, 36226, 65077, 130154, 338621, 677242, 19978639, 39957278]

約数ペア:

[(1, 39957278), (2, 19978639), (59, 677242), (118, 338621), (307, 130154), (614, 65077), (1103, 36226), (2206, 18113)]