39995886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1481}}^1$

素因数の和:2136

約数の個数: 32

約数和(自身を含む): 91623168

約数和(自身を除く): 51627282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 643, 1286, 1481, 1929, 2962, 3858, 4443, 4501, 8886, 9002, 10367, 13503, 20734, 27006, 31101, 62202, 952283, 1904566, 2856849, 5713698, 6665981, 13331962, 19997943, 39995886]

約数ペア:

[(1, 39995886), (2, 19997943), (3, 13331962), (6, 6665981), (7, 5713698), (14, 2856849), (21, 1904566), (42, 952283), (643, 62202), (1286, 31101), (1481, 27006), (1929, 20734), (2962, 13503), (3858, 10367), (4443, 9002), (4501, 8886)]