19484368

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:443

約数の個数: 40

約数和(自身を含む): 39370496

約数和(自身を除く): 19886128

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 163, 241, 248, 326, 482, 496, 652, 964, 1304, 1928, 2608, 3856, 5053, 7471, 10106, 14942, 20212, 29884, 39283, 40424, 59768, 78566, 80848, 119536, 157132, 314264, 628528, 1217773, 2435546, 4871092, 9742184, 19484368]

約数ペア:

[(1, 19484368), (2, 9742184), (4, 4871092), (8, 2435546), (16, 1217773), (31, 628528), (62, 314264), (124, 157132), (163, 119536), (241, 80848), (248, 78566), (326, 59768), (482, 40424), (496, 39283), (652, 29884), (964, 20212), (1304, 14942), (1928, 10106), (2608, 7471), (3856, 5053)]