20147873428

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{746107}}^1$

素因数の和:746311

約数の個数: 24

約数和(自身を含む): 36308599712

約数和(自身を除く): 16160726284

約数列:

[1, 2, 4, 43, 86, 157, 172, 314, 628, 6751, 13502, 27004, 746107, 1492214, 2984428, 32082601, 64165202, 117138799, 128330404, 234277598, 468555196, 5036968357, 10073936714, 20147873428]

約数ペア:

[(1, 20147873428), (2, 10073936714), (4, 5036968357), (43, 468555196), (86, 234277598), (157, 128330404), (172, 117138799), (314, 64165202), (628, 32082601), (6751, 2984428), (13502, 1492214), (27004, 746107)]