18639408

素因数分解:

$2^4\times 3^1\times {\mathrm{577}}^1\times {\mathrm{673}}^1$

素因数の和:1261

約数の個数: 40

約数和(自身を含む): 48306928

約数和(自身を除く): 29667520

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 577, 673, 1154, 1346, 1731, 2019, 2308, 2692, 3462, 4038, 4616, 5384, 6924, 8076, 9232, 10768, 13848, 16152, 27696, 32304, 388321, 776642, 1164963, 1553284, 2329926, 3106568, 4659852, 6213136, 9319704, 18639408]

約数ペア:

[(1, 18639408), (2, 9319704), (3, 6213136), (4, 4659852), (6, 3106568), (8, 2329926), (12, 1553284), (16, 1164963), (24, 776642), (48, 388321), (577, 32304), (673, 27696), (1154, 16152), (1346, 13848), (1731, 10768), (2019, 9232), (2308, 8076), (2692, 6924), (3462, 5384), (4038, 4616)]