1947728

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:219

約数の個数: 40

約数和(自身を含む): 4092000

約数和(自身を除く): 2144272

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 149, 152, 172, 298, 304, 344, 596, 688, 817, 1192, 1634, 2384, 2831, 3268, 5662, 6407, 6536, 11324, 12814, 13072, 22648, 25628, 45296, 51256, 102512, 121733, 243466, 486932, 973864, 1947728]

約数ペア:

[(1, 1947728), (2, 973864), (4, 486932), (8, 243466), (16, 121733), (19, 102512), (38, 51256), (43, 45296), (76, 25628), (86, 22648), (149, 13072), (152, 12814), (172, 11324), (298, 6536), (304, 6407), (344, 5662), (596, 3268), (688, 2831), (817, 2384), (1192, 1634)]