39977788

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{5669}}^1$

素因数の和:5757

約数の個数: 24

約数和(自身を含む): 73347120

約数和(自身を除く): 33369332

約数列:

[1, 2, 4, 41, 43, 82, 86, 164, 172, 1763, 3526, 5669, 7052, 11338, 22676, 232429, 243767, 464858, 487534, 929716, 975068, 9994447, 19988894, 39977788]

約数ペア:

[(1, 39977788), (2, 19988894), (4, 9994447), (41, 975068), (43, 929716), (82, 487534), (86, 464858), (164, 243767), (172, 232429), (1763, 22676), (3526, 11338), (5669, 7052)]