18470048

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 38497536

約数和(自身を除く): 20027488

約数列:

[1, 2, 4, 8, 16, 31, 32, 43, 62, 86, 124, 172, 248, 344, 433, 496, 688, 866, 992, 1333, 1376, 1732, 2666, 3464, 5332, 6928, 10664, 13423, 13856, 18619, 21328, 26846, 37238, 42656, 53692, 74476, 107384, 148952, 214768, 297904, 429536, 577189, 595808, 1154378, 2308756, 4617512, 9235024, 18470048]

約数ペア:

[(1, 18470048), (2, 9235024), (4, 4617512), (8, 2308756), (16, 1154378), (31, 595808), (32, 577189), (43, 429536), (62, 297904), (86, 214768), (124, 148952), (172, 107384), (248, 74476), (344, 53692), (433, 42656), (496, 37238), (688, 26846), (866, 21328), (992, 18619), (1333, 13856), (1376, 13423), (1732, 10664), (2666, 6928), (3464, 5332)]