858990038

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1\times {\mathrm{28723}}^1$

素因数の和:29531

約数の個数: 16

約数和(自身を含む): 1358070720

約数和(自身を除く): 499080682

約数列:

[1, 2, 19, 38, 787, 1574, 14953, 28723, 29906, 57446, 545737, 1091474, 22605001, 45210002, 429495019, 858990038]

約数ペア:

[(1, 858990038), (2, 429495019), (19, 45210002), (38, 22605001), (787, 1091474), (1574, 545737), (14953, 57446), (28723, 29906)]