39754036

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19997}}^1$

素因数の和:20079

約数の個数: 24

約数和(自身を含む): 80631936

約数和(自身を除く): 40877900

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 19997, 39994, 79988, 139979, 279958, 559916, 1419787, 2839574, 5679148, 9938509, 19877018, 39754036]

約数ペア:

[(1, 39754036), (2, 19877018), (4, 9938509), (7, 5679148), (14, 2839574), (28, 1419787), (71, 559916), (142, 279958), (284, 139979), (497, 79988), (994, 39994), (1988, 19997)]