20888192

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{12553}}^1$

素因数の和:12580

約数の個数: 32

約数和(自身を含む): 44817780

約数和(自身を除く): 23929588

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 12553, 25106, 50212, 100424, 163189, 200848, 326378, 401696, 652756, 803392, 1305512, 1606784, 2611024, 5222048, 10444096, 20888192]

約数ペア:

[(1, 20888192), (2, 10444096), (4, 5222048), (8, 2611024), (13, 1606784), (16, 1305512), (26, 803392), (32, 652756), (52, 401696), (64, 326378), (104, 200848), (128, 163189), (208, 100424), (416, 50212), (832, 25106), (1664, 12553)]