17990971642

素因数分解:

$2^1\times 7^1\times {\mathrm{3557}}^1\times {\mathrm{361279}}^1$

素因数の和:364845

約数の個数: 16

約数和(自身を含む): 30850421760

約数和(自身を除く): 12859450118

約数列:

[1, 2, 7, 14, 3557, 7114, 24899, 49798, 361279, 722558, 2528953, 5057906, 1285069403, 2570138806, 8995485821, 17990971642]

約数ペア:

[(1, 17990971642), (2, 8995485821), (7, 2570138806), (14, 1285069403), (3557, 5057906), (7114, 2528953), (24899, 722558), (49798, 361279)]