18797465858

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1\times {\mathrm{239623}}^1$

素因数の和:240329

約数の個数: 16

約数和(自身を含む): 28703121216

約数和(自身を除く): 9905655358

約数列:

[1, 2, 61, 122, 643, 1286, 39223, 78446, 239623, 479246, 14617003, 29234006, 154077589, 308155178, 9398732929, 18797465858]

約数ペア:

[(1, 18797465858), (2, 9398732929), (61, 308155178), (122, 154077589), (643, 29234006), (1286, 14617003), (39223, 479246), (78446, 239623)]