20447828

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6007}}^1$

素因数の和:6071

約数の個数: 24

約数和(自身を含む): 38355072

約数和(自身を除く): 17907244

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 6007, 12014, 24028, 138161, 222259, 276322, 444518, 552644, 889036, 5111957, 10223914, 20447828]

約数ペア:

[(1, 20447828), (2, 10223914), (4, 5111957), (23, 889036), (37, 552644), (46, 444518), (74, 276322), (92, 222259), (148, 138161), (851, 24028), (1702, 12014), (3404, 6007)]